diff --git a/app/Imports/Purchases/Sheets/BillPayments.php b/app/Abstracts/Import.php
similarity index 57%
rename from app/Imports/Purchases/Sheets/BillPayments.php
rename to app/Abstracts/Import.php
index 1a53af47d..d6e5f5c3e 100644
--- a/app/Imports/Purchases/Sheets/BillPayments.php
+++ b/app/Abstracts/Import.php
@@ -1,26 +1,26 @@
 <?php
 
-namespace App\Imports\Purchases\Sheets;
+namespace App\Abstracts;
 
-use App\Models\Banking\Transaction as Model;
-use App\Http\Requests\Banking\Transaction as Request;
+use Illuminate\Support\Str;
 use Maatwebsite\Excel\Concerns\ToModel;
+use Maatwebsite\Excel\Concerns\WithBatchInserts;
+use Maatwebsite\Excel\Concerns\WithChunkReading;
 use Maatwebsite\Excel\Concerns\WithHeadingRow;
 use Maatwebsite\Excel\Concerns\WithMapping;
 use Maatwebsite\Excel\Concerns\WithValidation;
 use Maatwebsite\Excel\Validators\Failure;
 
-class BillPayments implements ToModel, WithHeadingRow, WithMapping, WithValidation
+abstract class Import implements ToModel, WithBatchInserts, WithChunkReading, WithHeadingRow, WithMapping, WithValidation
 {
-    public function model(array $row)
-    {
-        return new Model($row);
-    }
-
     public function map($row): array
     {
         $row['company_id'] = session('company_id');
-        $row['type'] = 'expense';
+
+        // Make enabled field integer
+        if (isset($row['enabled'])) {
+            $row['enabled'] = (int) $row['enabled'];
+        }
 
         // Make reconciled field integer
         if (isset($row['reconciled'])) {
@@ -32,19 +32,31 @@ class BillPayments implements ToModel, WithHeadingRow, WithMapping, WithValidati
 
     public function rules(): array
     {
-        return (new Request())->rules();
+        return [];
+    }
+
+    public function batchSize(): int
+    {
+        return 100;
+    }
+
+    public function chunkSize(): int
+    {
+        return 100;
     }
 
     public function onFailure(Failure ...$failures)
     {
+        $sheet = Str::snake((new \ReflectionClass($this))->getShortName());
+
         foreach ($failures as $failure) {
             $message = trans('messages.error.import_column', [
                 'message' => $failure->errors()->first(),
-                'sheet' => 'bill_payments',
+                'sheet' => $sheet,
                 'line' => $failure->attribute(),
             ]);
-    
+
             flash($message)->error()->important();
        }
     }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Banking/Transactions.php b/app/Imports/Banking/Transactions.php
index 37ca4c366..75a25e98e 100644
--- a/app/Imports/Banking/Transactions.php
+++ b/app/Imports/Banking/Transactions.php
@@ -2,48 +2,19 @@
 
 namespace App\Imports\Banking;
 
+use App\Abstracts\Import;
 use App\Models\Banking\Transaction as Model;
 use App\Http\Requests\Banking\Transaction as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
 
-class Transactions implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class Transactions extends Import
 {
     public function model(array $row)
     {
         return new Model($row);
     }
 
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-
-        // Make reconciled field integer
-        if (isset($row['reconciled'])) {
-            $row['reconciled'] = (int) $row['reconciled'];
-        }
-
-        return $row;
-    }
-
     public function rules(): array
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'transactions',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Common/Items.php b/app/Imports/Common/Items.php
index 59ad08e15..44c2cbd26 100644
--- a/app/Imports/Common/Items.php
+++ b/app/Imports/Common/Items.php
@@ -2,16 +2,12 @@
 
 namespace App\Imports\Common;
 
+use App\Abstracts\Import;
 use App\Models\Common\Item as Model;
 use App\Http\Requests\Common\Item as Request;
 use App\Jobs\Common\CreateItem;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
 
-class Items implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class Items extends Import
 {
     public function model(array $row)
     {
@@ -21,33 +17,8 @@ class Items implements ToModel, WithHeadingRow, WithMapping, WithValidation
         //return dispatch_now(new CreateItem($request));
     }
 
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-
-        // Make enabled field integer
-        if (isset($row['enabled'])) {
-            $row['enabled'] = (int) $row['enabled'];
-        }
-
-        return $row;
-    }
-
     public function rules(): array
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'items',
-                'line' => $failure->attribute(),
-            ]);
-
-            flash($message)->error()->important();
-       }
-    }
 }
diff --git a/app/Imports/Purchases/Bills.php b/app/Imports/Purchases/Bills.php
index de550736c..ca871a727 100644
--- a/app/Imports/Purchases/Bills.php
+++ b/app/Imports/Purchases/Bills.php
@@ -6,8 +6,8 @@ use App\Imports\Purchases\Sheets\Bills as Base;
 use App\Imports\Purchases\Sheets\BillItems;
 use App\Imports\Purchases\Sheets\BillItemTaxes;
 use App\Imports\Purchases\Sheets\BillHistories;
-use App\Imports\Purchases\Sheets\BillPayments;
 use App\Imports\Purchases\Sheets\BillTotals;
+use App\Imports\Purchases\Sheets\BillTransactions;
 use Maatwebsite\Excel\Concerns\WithMultipleSheets;
 
 class Bills implements WithMultipleSheets
@@ -19,8 +19,8 @@ class Bills implements WithMultipleSheets
             'bill_items' => new BillItems(),
             'bill_item_taxes' => new BillItemTaxes(),
             'bill_histories' => new BillHistories(),
-            'bill_payments' => new BillPayments(),
             'bill_totals' => new BillTotals(),
+            'bill_transactions' => new BillTransactions(),
         ];
     }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Purchases/Payments.php b/app/Imports/Purchases/Payments.php
index 38b2cde34..5b34e8256 100644
--- a/app/Imports/Purchases/Payments.php
+++ b/app/Imports/Purchases/Payments.php
@@ -2,15 +2,12 @@
 
 namespace App\Imports\Purchases;
 
+use App\Abstracts\Import;
 use App\Models\Banking\Transaction as Model;
 use App\Http\Requests\Banking\Transaction as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
+use Jenssegers\Date\Date;
 
-class Payments implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class Payments extends Import
 {
     public function model(array $row)
     {
@@ -21,6 +18,7 @@ class Payments implements ToModel, WithHeadingRow, WithMapping, WithValidation
     {
         $row['company_id'] = session('company_id');
         $row['type'] = 'expense';
+        $row['paid_at'] = Date::parse($row['paid_at'])->format('Y-m-d H:i:s');
 
         // Make reconciled field integer
         if (isset($row['reconciled'])) {
@@ -34,17 +32,4 @@ class Payments implements ToModel, WithHeadingRow, WithMapping, WithValidation
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'payments',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Purchases/Sheets/BillHistories.php b/app/Imports/Purchases/Sheets/BillHistories.php
index a8d134388..d5bae8e6a 100644
--- a/app/Imports/Purchases/Sheets/BillHistories.php
+++ b/app/Imports/Purchases/Sheets/BillHistories.php
@@ -2,43 +2,19 @@
 
 namespace App\Imports\Purchases\Sheets;
 
+use App\Abstracts\Import;
 use App\Models\Purchase\BillHistory as Model;
 use App\Http\Requests\Purchase\BillHistory as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
 
-class BillHistories implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class BillHistories extends Import
 {
     public function model(array $row)
     {
         return new Model($row);
     }
 
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-
-        return $row;
-    }
-
     public function rules(): array
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'bill_histories',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Purchases/Sheets/BillItemTaxes.php b/app/Imports/Purchases/Sheets/BillItemTaxes.php
index 8740e13c6..f0ba171a8 100644
--- a/app/Imports/Purchases/Sheets/BillItemTaxes.php
+++ b/app/Imports/Purchases/Sheets/BillItemTaxes.php
@@ -2,36 +2,13 @@
 
 namespace App\Imports\Purchases\Sheets;
 
+use App\Abstracts\Import;
 use App\Models\Purchase\BillItemTax as Model;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Validators\Failure;
 
-class BillItemTaxes implements ToModel, WithHeadingRow, WithMapping
+class BillItemTaxes extends Import
 {
     public function model(array $row)
     {
         return new Model($row);
     }
-
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-
-        return $row;
-    }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'bill_item_taxes',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Purchases/Sheets/BillItems.php b/app/Imports/Purchases/Sheets/BillItems.php
index c006f23bd..51acb287d 100644
--- a/app/Imports/Purchases/Sheets/BillItems.php
+++ b/app/Imports/Purchases/Sheets/BillItems.php
@@ -2,43 +2,19 @@
 
 namespace App\Imports\Purchases\Sheets;
 
+use App\Abstracts\Import;
 use App\Models\Purchase\BillItem as Model;
 use App\Http\Requests\Purchase\BillItem as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
 
-class BillItems implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class BillItems extends Import
 {
     public function model(array $row)
     {
         return new Model($row);
     }
 
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-
-        return $row;
-    }
-
     public function rules(): array
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'bill_items',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Purchases/Sheets/BillTotals.php b/app/Imports/Purchases/Sheets/BillTotals.php
index f6983c442..18b93a0a2 100644
--- a/app/Imports/Purchases/Sheets/BillTotals.php
+++ b/app/Imports/Purchases/Sheets/BillTotals.php
@@ -2,43 +2,19 @@
 
 namespace App\Imports\Purchases\Sheets;
 
+use App\Abstracts\Import;
 use App\Models\Purchase\BillTotal as Model;
 use App\Http\Requests\Purchase\BillTotal as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
 
-class BillTotals implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class BillTotals extends Import
 {
     public function model(array $row)
     {
         return new Model($row);
     }
 
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-
-        return $row;
-    }
-
     public function rules(): array
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'bill_totals',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Purchases/Sheets/BillTransactions.php b/app/Imports/Purchases/Sheets/BillTransactions.php
new file mode 100644
index 000000000..5440c223d
--- /dev/null
+++ b/app/Imports/Purchases/Sheets/BillTransactions.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Imports\Purchases\Sheets;
+
+use App\Abstracts\Import;
+use App\Models\Banking\Transaction as Model;
+use App\Http\Requests\Banking\Transaction as Request;
+
+class BillTransactions extends Import
+{
+    public function model(array $row)
+    {
+        return new Model($row);
+    }
+
+    public function map($row): array
+    {
+        $row['company_id'] = session('company_id');
+        $row['type'] = 'expense';
+
+        // Make reconciled field integer
+        if (isset($row['reconciled'])) {
+            $row['reconciled'] = (int) $row['reconciled'];
+        }
+
+        return $row;
+    }
+
+    public function rules(): array
+    {
+        return (new Request())->rules();
+    }
+}
diff --git a/app/Imports/Purchases/Sheets/Bills.php b/app/Imports/Purchases/Sheets/Bills.php
index 45c4f8f95..f50ca9d45 100644
--- a/app/Imports/Purchases/Sheets/Bills.php
+++ b/app/Imports/Purchases/Sheets/Bills.php
@@ -2,43 +2,19 @@
 
 namespace App\Imports\Purchases\Sheets;
 
+use App\Abstracts\Import;
 use App\Models\Purchase\Bill as Model;
 use App\Http\Requests\Purchase\Bill as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
 
-class Bills implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class Bills extends Import
 {
     public function model(array $row)
     {
         return new Model($row);
     }
 
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-
-        return $row;
-    }
-
     public function rules(): array
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'bills',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Purchases/Vendors.php b/app/Imports/Purchases/Vendors.php
index 5f6440c64..832d35100 100644
--- a/app/Imports/Purchases/Vendors.php
+++ b/app/Imports/Purchases/Vendors.php
@@ -2,15 +2,11 @@
 
 namespace App\Imports\Purchases;
 
+use App\Abstracts\Import;
 use App\Models\Common\Contact as Model;
 use App\Http\Requests\Common\Contact as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
 
-class Vendors implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class Vendors extends Import
 {
     public function model(array $row)
     {
@@ -34,17 +30,4 @@ class Vendors implements ToModel, WithHeadingRow, WithMapping, WithValidation
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'vendors',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Sales/Customers.php b/app/Imports/Sales/Customers.php
index 307482887..5dcf7da41 100644
--- a/app/Imports/Sales/Customers.php
+++ b/app/Imports/Sales/Customers.php
@@ -2,15 +2,11 @@
 
 namespace App\Imports\Sales;
 
+use App\Abstracts\Import;
 use App\Models\Common\Contact as Model;
 use App\Http\Requests\Common\Contact as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
 
-class Customers implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class Customers extends Import
 {
     public function model(array $row)
     {
@@ -34,17 +30,4 @@ class Customers implements ToModel, WithHeadingRow, WithMapping, WithValidation
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'customers',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Sales/Invoices.php b/app/Imports/Sales/Invoices.php
index a45b0d748..6edd87328 100644
--- a/app/Imports/Sales/Invoices.php
+++ b/app/Imports/Sales/Invoices.php
@@ -6,8 +6,8 @@ use App\Imports\Sales\Sheets\Invoices as Base;
 use App\Imports\Sales\Sheets\InvoiceItems;
 use App\Imports\Sales\Sheets\InvoiceItemTaxes;
 use App\Imports\Sales\Sheets\InvoiceHistories;
-use App\Imports\Sales\Sheets\InvoicePayments;
 use App\Imports\Sales\Sheets\InvoiceTotals;
+use App\Imports\Sales\Sheets\InvoiceTranactions;
 use Maatwebsite\Excel\Concerns\WithMultipleSheets;
 
 class Invoices implements WithMultipleSheets
@@ -19,8 +19,8 @@ class Invoices implements WithMultipleSheets
             'invoice_items' => new InvoiceItems(),
             'invoice_item_taxes' => new InvoiceItemTaxes(),
             'invoice_histories' => new InvoiceHistories(),
-            'invoice_payments' => new InvoicePayments(),
             'invoice_totals' => new InvoiceTotals(),
+            'invoice_transactions' => new InvoiceTranactions(),
         ];
     }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Sales/Revenues.php b/app/Imports/Sales/Revenues.php
index 0edbe9c58..d6deccefc 100644
--- a/app/Imports/Sales/Revenues.php
+++ b/app/Imports/Sales/Revenues.php
@@ -2,15 +2,12 @@
 
 namespace App\Imports\Income;
 
+use App\Abstracts\Import;
 use App\Models\Banking\Transaction as Model;
 use App\Http\Requests\Banking\Transaction as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
+use Jenssegers\Date\Date;
 
-class Revenues implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class Revenues extends Import
 {
     public function model(array $row)
     {
@@ -21,6 +18,7 @@ class Revenues implements ToModel, WithHeadingRow, WithMapping, WithValidation
     {
         $row['company_id'] = session('company_id');
         $row['type'] = 'income';
+        $row['paid_at'] = Date::parse($row['paid_at'])->format('Y-m-d H:i:s');
 
         // Make reconciled field integer
         if (isset($row['reconciled'])) {
@@ -34,17 +32,4 @@ class Revenues implements ToModel, WithHeadingRow, WithMapping, WithValidation
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'revenues',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Sales/Sheets/InvoiceHistories.php b/app/Imports/Sales/Sheets/InvoiceHistories.php
index 425c4df59..d64967a7b 100644
--- a/app/Imports/Sales/Sheets/InvoiceHistories.php
+++ b/app/Imports/Sales/Sheets/InvoiceHistories.php
@@ -2,43 +2,19 @@
 
 namespace App\Imports\Sales\Sheets;
 
+use App\Abstracts\Import;
 use App\Models\Sale\InvoiceHistory as Model;
 use App\Http\Requests\Sale\InvoiceHistory as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
 
-class InvoiceHistories implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class InvoiceHistories extends Import
 {
     public function model(array $row)
     {
         return new Model($row);
     }
 
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-
-        return $row;
-    }
-
     public function rules(): array
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'invoice_histories',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Sales/Sheets/InvoiceItemTaxes.php b/app/Imports/Sales/Sheets/InvoiceItemTaxes.php
index 1222ac20d..f6100e4ab 100644
--- a/app/Imports/Sales/Sheets/InvoiceItemTaxes.php
+++ b/app/Imports/Sales/Sheets/InvoiceItemTaxes.php
@@ -2,36 +2,13 @@
 
 namespace App\Imports\Sales\Sheets;
 
+use App\Abstracts\Import;
 use App\Models\Sale\InvoiceItemTax as Model;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Validators\Failure;
 
-class InvoiceItemTaxes implements ToModel, WithHeadingRow, WithMapping
+class InvoiceItemTaxes extends Import
 {
     public function model(array $row)
     {
         return new Model($row);
     }
-
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-
-        return $row;
-    }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'invoice_item_taxes',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Sales/Sheets/InvoiceItems.php b/app/Imports/Sales/Sheets/InvoiceItems.php
index 6a7ed5b17..0f5ebf726 100644
--- a/app/Imports/Sales/Sheets/InvoiceItems.php
+++ b/app/Imports/Sales/Sheets/InvoiceItems.php
@@ -2,43 +2,19 @@
 
 namespace App\Imports\Sales\Sheets;
 
+use App\Abstracts\Import;
 use App\Models\Sale\InvoiceItem as Model;
 use App\Http\Requests\Sale\InvoiceItem as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
 
-class InvoiceItems implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class InvoiceItems extends Import
 {
     public function model(array $row)
     {
         return new Model($row);
     }
 
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-
-        return $row;
-    }
-
     public function rules(): array
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'invoice_items',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Sales/Sheets/InvoicePayments.php b/app/Imports/Sales/Sheets/InvoicePayments.php
deleted file mode 100644
index 63b1343a9..000000000
--- a/app/Imports/Sales/Sheets/InvoicePayments.php
+++ /dev/null
@@ -1,50 +0,0 @@
-<?php
-
-namespace App\Imports\Sales\Sheets;
-
-use App\Models\Banking\Transaction as Model;
-use App\Http\Requests\Banking\Transaction as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
-
-class InvoicePayments implements ToModel, WithHeadingRow, WithMapping, WithValidation
-{
-    public function model(array $row)
-    {
-        return new Model($row);
-    }
-
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-        $row['type'] = 'income';
-
-        // Make reconciled field integer
-        if (isset($row['reconciled'])) {
-            $row['reconciled'] = (int) $row['reconciled'];
-        }
-
-        return $row;
-    }
-
-    public function rules(): array
-    {
-        return (new Request())->rules();
-    }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'invoice_payments',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
diff --git a/app/Imports/Sales/Sheets/InvoiceTotals.php b/app/Imports/Sales/Sheets/InvoiceTotals.php
index c0ac4b567..d36c0d1d4 100644
--- a/app/Imports/Sales/Sheets/InvoiceTotals.php
+++ b/app/Imports/Sales/Sheets/InvoiceTotals.php
@@ -2,43 +2,19 @@
 
 namespace App\Imports\Sales\Sheets;
 
+use App\Abstracts\Import;
 use App\Models\Sale\InvoiceTotal as Model;
 use App\Http\Requests\Sale\InvoiceTotal as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
 
-class InvoiceTotals implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class InvoiceTotals extends Import
 {
     public function model(array $row)
     {
         return new Model($row);
     }
 
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-
-        return $row;
-    }
-
     public function rules(): array
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'invoice_totals',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}
diff --git a/app/Imports/Sales/Sheets/InvoiceTranactions.php b/app/Imports/Sales/Sheets/InvoiceTranactions.php
new file mode 100644
index 000000000..7792cdd6b
--- /dev/null
+++ b/app/Imports/Sales/Sheets/InvoiceTranactions.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Imports\Sales\Sheets;
+
+use App\Abstracts\Import;
+use App\Models\Banking\Transaction as Model;
+use App\Http\Requests\Banking\Transaction as Request;
+
+class InvoiceTranactions extends Import
+{
+    public function model(array $row)
+    {
+        return new Model($row);
+    }
+
+    public function map($row): array
+    {
+        $row['company_id'] = session('company_id');
+        $row['type'] = 'income';
+
+        // Make reconciled field integer
+        if (isset($row['reconciled'])) {
+            $row['reconciled'] = (int) $row['reconciled'];
+        }
+
+        return $row;
+    }
+
+    public function rules(): array
+    {
+        return (new Request())->rules();
+    }
+}
diff --git a/app/Imports/Sales/Sheets/Invoices.php b/app/Imports/Sales/Sheets/Invoices.php
index a02689d6a..dd5e0b75d 100644
--- a/app/Imports/Sales/Sheets/Invoices.php
+++ b/app/Imports/Sales/Sheets/Invoices.php
@@ -2,43 +2,19 @@
 
 namespace App\Imports\Sales\Sheets;
 
+use App\Abstracts\Import;
 use App\Models\Sale\Invoice as Model;
 use App\Http\Requests\Sale\Invoice as Request;
-use Maatwebsite\Excel\Concerns\ToModel;
-use Maatwebsite\Excel\Concerns\WithHeadingRow;
-use Maatwebsite\Excel\Concerns\WithMapping;
-use Maatwebsite\Excel\Concerns\WithValidation;
-use Maatwebsite\Excel\Validators\Failure;
 
-class Invoices implements ToModel, WithHeadingRow, WithMapping, WithValidation
+class Invoices extends Import
 {
     public function model(array $row)
     {
         return new Model($row);
     }
 
-    public function map($row): array
-    {
-        $row['company_id'] = session('company_id');
-
-        return $row;
-    }
-
     public function rules(): array
     {
         return (new Request())->rules();
     }
-
-    public function onFailure(Failure ...$failures)
-    {
-        foreach ($failures as $failure) {
-            $message = trans('messages.error.import_column', [
-                'message' => $failure->errors()->first(),
-                'sheet' => 'invoices',
-                'line' => $failure->attribute(),
-            ]);
-    
-            flash($message)->error()->important();
-       }
-    }
-}
\ No newline at end of file
+}