diff --git a/app/Http/Resources/EstimateResource.php b/app/Http/Resources/EstimateResource.php
index 46b69ea3..e7284bd7 100644
--- a/app/Http/Resources/EstimateResource.php
+++ b/app/Http/Resources/EstimateResource.php
@@ -23,7 +23,7 @@ class EstimateResource extends JsonResource
             'reference_number' => $this->reference_number,
             'tax_per_item' => $this->tax_per_item,
             'discount_per_item' => $this->discount_per_item,
-            'notes' => $this->getNotes(),
+            'notes' => $this->notes,
             'discount' => $this->discount,
             'discount_type' => $this->discount_type,
             'discount_val' => $this->discount_val,
diff --git a/app/Http/Resources/PaymentResource.php b/app/Http/Resources/PaymentResource.php
index 0ac625f8..7350a912 100644
--- a/app/Http/Resources/PaymentResource.php
+++ b/app/Http/Resources/PaymentResource.php
@@ -18,7 +18,7 @@ class PaymentResource extends JsonResource
             'id' => $this->id,
             'payment_number' => $this->payment_number,
             'payment_date' => $this->payment_date,
-            'notes' => $this->getNotes(),
+            'notes' => $this->notes,
             'amount' => $this->amount,
             'unique_hash' => $this->unique_hash,
             'invoice_id' => $this->invoice_id,
diff --git a/app/Models/Estimate.php b/app/Models/Estimate.php
index 5b7c3b8f..8c916c6a 100644
--- a/app/Models/Estimate.php
+++ b/app/Models/Estimate.php
@@ -483,7 +483,8 @@ class Estimate extends Model implements HasMedia
             '{ESTIMATE_DATE}' => $this->formattedEstimateDate,
             '{ESTIMATE_EXPIRY_DATE}' => $this->formattedExpiryDate,
             '{ESTIMATE_NUMBER}' => $this->estimate_number,
-            '{ESTIMATE_REF_NUMBER}' => $this->reference_number,
+            '{PDF_LINK}' => $this->estimatePdfUrl,
+            '{TOTAL_AMOUNT}' => format_money_pdf($this->total, $this->customer->currency)
         ];
     }
 
diff --git a/app/Models/Invoice.php b/app/Models/Invoice.php
index bef7c61c..f4b773de 100644
--- a/app/Models/Invoice.php
+++ b/app/Models/Invoice.php
@@ -650,7 +650,9 @@ class Invoice extends Model implements HasMedia
             '{INVOICE_DATE}' => $this->formattedInvoiceDate,
             '{INVOICE_DUE_DATE}' => $this->formattedDueDate,
             '{INVOICE_NUMBER}' => $this->invoice_number,
-            '{INVOICE_REF_NUMBER}' => $this->reference_number,
+            '{PDF_LINK}' => $this->invoicePdfUrl,
+            '{DUE_AMOUNT}' => format_money_pdf($this->due_amount, $this->customer->currency),
+            '{TOTAL_AMOUNT}' => format_money_pdf($this->total, $this->customer->currency)
         ];
     }
 
diff --git a/app/Models/Payment.php b/app/Models/Payment.php
index 83a17441..68a6d6a3 100644
--- a/app/Models/Payment.php
+++ b/app/Models/Payment.php
@@ -435,7 +435,8 @@ class Payment extends Model implements HasMedia
             '{PAYMENT_DATE}' => $this->formattedPaymentDate,
             '{PAYMENT_MODE}' => $this->paymentMethod ? $this->paymentMethod->name : null,
             '{PAYMENT_NUMBER}' => $this->payment_number,
-            '{PAYMENT_AMOUNT}' => $this->reference_number,
+            '{PDF_LINK}' => $this->paymentPdfUrl,
+            '{PAYMENT_AMOUNT}' => format_money_pdf($this->amount, $this->customer->currency)
         ];
     }
 
diff --git a/resources/scripts/components/base/BaseCustomInput.vue b/resources/scripts/components/base/BaseCustomInput.vue
index 3b35de80..050b0511 100644
--- a/resources/scripts/components/base/BaseCustomInput.vue
+++ b/resources/scripts/components/base/BaseCustomInput.vue
@@ -126,7 +126,7 @@ onMounted(() => {
 })
 
 const value = computed({
-  get: () => props.modelValue,
+  get: () => (props.modelValue ? props.modelValue : ''),
   set: (value) => {
     emit('update:modelValue', value)
   },
@@ -195,7 +195,9 @@ async function getFields() {
           { label: 'Date', value: 'INVOICE_DATE' },
           { label: 'Due Date', value: 'INVOICE_DUE_DATE' },
           { label: 'Number', value: 'INVOICE_NUMBER' },
-          { label: 'Ref Number', value: 'INVOICE_REF_NUMBER' },
+          { label: 'PDF Link', value: 'PDF_LINK' },
+          { label: 'Due Amount', value: 'DUE_AMOUNT' },
+          { label: 'Total Amount', value: 'TOTAL_AMOUNT' },
           ...invoiceFields.value.map((i) => ({
             label: i.label,
             value: i.slug,
@@ -211,7 +213,8 @@ async function getFields() {
           { label: 'Date', value: 'ESTIMATE_DATE' },
           { label: 'Expiry Date', value: 'ESTIMATE_EXPIRY_DATE' },
           { label: 'Number', value: 'ESTIMATE_NUMBER' },
-          { label: 'Ref Number', value: 'ESTIMATE_REF_NUMBER' },
+          { label: 'PDF Link', value: 'PDF_LINK' },
+          { label: 'Total Amount', value: 'TOTAL_AMOUNT' },
           ...estimateFields.value.map((i) => ({
             label: i.label,
             value: i.slug,
@@ -228,6 +231,7 @@ async function getFields() {
           { label: 'Number', value: 'PAYMENT_NUMBER' },
           { label: 'Mode', value: 'PAYMENT_MODE' },
           { label: 'Amount', value: 'PAYMENT_AMOUNT' },
+          { label: 'PDF Link', value: 'PDF_LINK' },
           ...paymentFields.value.map((i) => ({
             label: i.label,
             value: i.slug,