diff --git a/expense_copy_modal.php b/expense_copy_modal.php
index 7ec36350..53f5a269 100644
--- a/expense_copy_modal.php
+++ b/expense_copy_modal.php
@@ -9,8 +9,8 @@
       </div>
       <form action="post.php" method="post" enctype="multipart/form-data" autocomplete="off">
         <div class="modal-body bg-white">
-          <div class="form-row"> 
-            
+          <div class="form-row">
+
             <div class="form-group col-md">
               <label>Date <strong class="text-danger">*</strong></label>
               <div class="input-group">
@@ -20,7 +20,7 @@
                 <input type="date" class="form-control" name="date" max="2999-12-31" value="<?php echo date("Y-m-d"); ?>" required>
               </div>
             </div>
-            
+
             <div class="form-group col-md">
               <label>Amount <strong class="text-danger">*</strong></label>
               <div class="input-group">
@@ -30,11 +30,11 @@
                 <input type="number" class="form-control" step="0.01" name="amount" value="<?php echo $expense_amount; ?>" required>
               </div>
             </div>
-          
+
           </div>
 
           <div class="form-row">
-            
+
             <div class="form-group col-md">
               <label>Account <strong class="text-danger">*</strong></label>
               <div class="input-group">
@@ -42,18 +42,18 @@
                   <span class="input-group-text"><i class="fa fa-fw fa-piggy-bank"></i></span>
                 </div>
                 <select class="form-control select2" name="account" required>
-                  <?php 
-                  
-                  $sql_accounts = mysqli_query($mysqli,"SELECT * FROM accounts WHERE company_id = $session_company_id ORDER BY account_name ASC"); 
+                  <?php
+
+                  $sql_accounts = mysqli_query($mysqli,"SELECT * FROM accounts WHERE company_id = $session_company_id ORDER BY account_name ASC");
                   while ($row = mysqli_fetch_array($sql_accounts)) {
                     $account_id_select = $row['account_id'];
                     $account_name_select = htmlentities($row['account_name']);
                     $opening_balance = floatval($row['opening_balance']);
-                    
+
                     $sql_payments = mysqli_query($mysqli,"SELECT SUM(payment_amount) AS total_payments FROM payments WHERE payment_account_id = $account_id_select");
                     $row = mysqli_fetch_array($sql_payments);
                     $total_payments = $row['total_payments'];
-                    
+
                     $sql_revenues = mysqli_query($mysqli,"SELECT SUM(revenue_amount) AS total_revenues FROM revenues WHERE revenue_account_id = $account_id_select");
                     $row = mysqli_fetch_array($sql_revenues);
                     $total_revenues = $row['total_revenues'];
@@ -67,12 +67,12 @@
                   <option <?php if ($expense_account_id == $account_id_select) { ?> selected <?php } ?> value="<?php echo $account_id_select; ?>"><?php echo $account_name_select; ?> [$<?php echo number_format($balance,2); ?>]</option>
                   <?php
                   }
-                  
+
                   ?>
                 </select>
               </div>
             </div>
-          
+
             <div class="form-group col-md">
               <label>Vendor <strong class="text-danger">*</strong></label>
               <div class="input-group">
@@ -80,9 +80,9 @@
                   <span class="input-group-text"><i class="fa fa-fw fa-building"></i></span>
                 </div>
                 <select class="form-control select2" name="vendor" required>
-                  <?php 
-                  
-                  $sql_vendors = mysqli_query($mysqli,"SELECT * FROM vendors WHERE vendor_client_id = 0 AND vendor_template = 0 AND company_id = $session_company_id ORDER BY vendor_name ASC"); 
+                  <?php
+
+                  $sql_vendors = mysqli_query($mysqli,"SELECT * FROM vendors WHERE vendor_client_id = 0 AND vendor_template = 0 AND company_id = $session_company_id ORDER BY vendor_name ASC");
                   while ($row = mysqli_fetch_array($sql_vendors)) {
                     $vendor_id_select = $row['vendor_id'];
                     $vendor_name_select = htmlentities($row['vendor_name']);
@@ -90,19 +90,19 @@
                   <option <?php if ($expense_vendor_id == $vendor_id_select) { ?> selected <?php } ?> value="<?php echo $vendor_id_select; ?>"><?php echo $vendor_name_select; ?></option>
                   <?php
                   }
-                  
+
                   ?>
                 </select>
               </div>
             </div>
-          
+
           </div>
 
           <div class="form-group">
             <label>Description <strong class="text-danger">*</strong></label>
             <textarea class="form-control" rows="6" name="description" placeholder="Enter a description" required><?php echo $expense_description; ?></textarea>
           </div>
-          
+
           <div class="form-row">
 
             <div class="form-group col-md">
@@ -112,9 +112,9 @@
                   <span class="input-group-text"><i class="fa fa-fw fa-list"></i></span>
                 </div>
                 <select class="form-control select2" name="category" required>
-                  <?php 
-                  
-                  $sql_categories = mysqli_query($mysqli,"SELECT * FROM categories WHERE category_type = 'Expense' AND company_id = $session_company_id ORDER BY category_name ASC"); 
+                  <?php
+
+                  $sql_categories = mysqli_query($mysqli,"SELECT * FROM categories WHERE category_type = 'Expense' AND company_id = $session_company_id ORDER BY category_name ASC");
                   while ($row = mysqli_fetch_array($sql_categories)) {
                     $category_id_select = $row['category_id'];
                     $category_name_select = htmlentities($row['category_name']);
@@ -122,7 +122,7 @@
                   <option <?php if ($expense_category_id == $category_id_select) { ?> selected <?php } ?> value="<?php echo $category_id_select; ?>"><?php echo $category_name_select; ?></option>
                   <?php
                   }
-                  
+
                   ?>
                 </select>
               </div>
@@ -134,18 +134,18 @@
                 <div class="input-group-prepend">
                   <span class="input-group-text"><i class="fa fa-fw fa-file-alt"></i></span>
                 </div>
-                <input type="text" class="form-control" name="reference" placeholder="Enter a reference" value="<?php $expense_reference; ?>">
+                <input type="text" class="form-control" name="reference" placeholder="Enter a reference" value="<?php echo $expense_reference; ?>">
               </div>
             </div>
           </div>
-          
+
           <div class="form-group">
             <label>Receipt</label>
             <input type="file" class="form-control-file" name="file">
           </div>
-        
+
         </div>
-        
+
         <div class="modal-footer bg-white">
           <button type="button" class="btn btn-outline-secondary" data-dismiss="modal">Cancel</button>
           <button type="submit" name="add_expense" class="btn btn-primary text-bold"><i class="fa fa-fw fa-check"></i> Copy</button>
@@ -153,4 +153,4 @@
       </form>
     </div>
   </div>
-</div>
\ No newline at end of file
+</div>