diff --git a/Modules/Adjustment/Entities/Adjustment.php b/Modules/Adjustment/Entities/Adjustment.php
index 30a9cd05..946baff1 100644
--- a/Modules/Adjustment/Entities/Adjustment.php
+++ b/Modules/Adjustment/Entities/Adjustment.php
@@ -20,4 +20,8 @@ class Adjustment extends Model
         return $this->hasMany(AdjustedProduct::class, 'adjustment_id', 'id');
     }
 
+    public function getReferenceAttribute($value) {
+        return strtoupper($value) . '_' . str_pad($this->attributes['id'], 6, '0', STR_PAD_LEFT );
+    }
+
 }
diff --git a/Modules/Adjustment/Http/Controllers/AdjustmentController.php b/Modules/Adjustment/Http/Controllers/AdjustmentController.php
index 61c7da83..91cc75c8 100644
--- a/Modules/Adjustment/Http/Controllers/AdjustmentController.php
+++ b/Modules/Adjustment/Http/Controllers/AdjustmentController.php
@@ -33,7 +33,7 @@ class AdjustmentController extends Controller
         abort_if(Gate::denies('create_adjustments'), 403);
 
         $request->validate([
-            'reference'   => 'required|string|max:255|unique:adjustments,reference',
+            'reference'   => 'required|string|max:255',
             'date'        => 'required|date',
             'note'        => 'nullable|string|max:1000',
             'product_ids' => 'required',
@@ -94,7 +94,7 @@ class AdjustmentController extends Controller
         abort_if(Gate::denies('edit_adjustments'), 403);
 
         $request->validate([
-            'reference'   => 'required|string|max:255|unique:adjustments,reference,' . $adjustment->id,
+            'reference'   => 'required|string|max:255',
             'date'        => 'required|date',
             'note'        => 'nullable|string|max:1000',
             'product_ids' => 'required',
diff --git a/Modules/Adjustment/Resources/views/create.blade.php b/Modules/Adjustment/Resources/views/create.blade.php
index 97cc5376..d692df8a 100644
--- a/Modules/Adjustment/Resources/views/create.blade.php
+++ b/Modules/Adjustment/Resources/views/create.blade.php
@@ -29,14 +29,14 @@
                                 <div class="col-lg-6">
                                     <div class="form-group">
                                         <label for="reference">Reference <span class="text-danger">*</span></label>
-                                        <input type="text" class="form-control" name="reference" required>
+                                        <input type="text" class="form-control" name="reference" required readonly value="ADJ">
                                     </div>
                                 </div>
                                 <div class="col-lg-6">
                                     <div class="from-group">
                                         <div class="form-group">
                                             <label for="date">Date <span class="text-danger">*</span></label>
-                                            <input type="date" class="form-control" name="date" required>
+                                            <input type="date" class="form-control" name="date" required value="{{ now()->format('Y-m-d') }}">
                                         </div>
                                     </div>
                                 </div>
diff --git a/Modules/Adjustment/Resources/views/edit.blade.php b/Modules/Adjustment/Resources/views/edit.blade.php
index 13ed4fc1..ac871be3 100644
--- a/Modules/Adjustment/Resources/views/edit.blade.php
+++ b/Modules/Adjustment/Resources/views/edit.blade.php
@@ -34,7 +34,7 @@
                                 <div class="col-lg-6">
                                     <div class="form-group">
                                         <label for="reference">Reference <span class="text-danger">*</span></label>
-                                        <input type="text" class="form-control" name="reference" required value="{{ $adjustment->reference }}">
+                                        <input type="text" class="form-control" name="reference" required value="{{ $adjustment->getAttributes()['reference'] }}" readonly>
                                     </div>
                                 </div>
                                 <div class="col-lg-6">
diff --git a/Modules/Sale/Resources/views/print.blade.php b/Modules/Sale/Resources/views/print.blade.php
index 4ccff96c..0e4bc463 100644
--- a/Modules/Sale/Resources/views/print.blade.php
+++ b/Modules/Sale/Resources/views/print.blade.php
@@ -124,6 +124,11 @@
                             </table>
                         </div>
                     </div>
+                    <div class="row" style="margin-top: 25px;">
+                        <div class="col-xs-12">
+                            <p style="font-style: italic;text-align: center">Computer generated invoice. {{ settings()->company_name }} &copy; {{ date('Y') }}.</p>
+                        </div>
+                    </div>
                 </div>
             </div>
         </div>
diff --git a/app/DataTables/AdjustmentsDataTable.php b/app/DataTables/AdjustmentsDataTable.php
index 0a7f046f..42981f67 100644
--- a/app/DataTables/AdjustmentsDataTable.php
+++ b/app/DataTables/AdjustmentsDataTable.php
@@ -32,7 +32,7 @@ class AdjustmentsDataTable extends DataTable
             ->dom("<'row'<'col-md-3'l><'col-md-5 mb-2'B><'col-md-4'f>> .
                                         'tr' .
                                         <'row'<'col-md-5'i><'col-md-7 mt-2'p>>")
-            ->orderBy(0)
+            ->orderBy(4)
             ->buttons(
                 Button::make('excel')
                     ->text('<i class="bi bi-file-earmark-excel-fill"></i> Excel'),
@@ -60,7 +60,10 @@ class AdjustmentsDataTable extends DataTable
             Column::computed('action')
                 ->exportable(false)
                 ->printable(false)
-                ->className('text-center align-middle')
+                ->className('text-center align-middle'),
+
+            Column::make('created_at')
+                ->visible(false)
         ];
     }
 
diff --git a/resources/views/layouts/header.blade.php b/resources/views/layouts/header.blade.php
index b55598b7..fa84460c 100644
--- a/resources/views/layouts/header.blade.php
+++ b/resources/views/layouts/header.blade.php
@@ -22,9 +22,9 @@
             <span class="badge badge-pill badge-danger">0</span>
         </a>
         <div class="dropdown-menu dropdown-menu-right dropdown-menu-lg pt-0">
-            <div class="dropdown-header bg-light"><strong>You have 0 notification!</strong></div>
+            <div class="dropdown-header bg-light"><strong>You have 0 notification.</strong></div>
             <a class="dropdown-item" href="#">
-                No Notification...
+                <i class="bi bi-app-indicator mr-2 text-danger"></i> No notification available.
             </a>
         </div>
     </li>