diff --git a/src/app/actions/invalidate-coupon.ts b/src/app/actions/invalidate-coupon.ts
index 0157279..7089a59 100644
--- a/src/app/actions/invalidate-coupon.ts
+++ b/src/app/actions/invalidate-coupon.ts
@@ -1,14 +1,15 @@
-"use server"
+"use server";
 
-import prisma from "@/server/db"
+import prisma from "@/server/db";
 
-export async function invalidateCouponCode(couponCode:string){
+export async function invalidateCouponCode(couponCode: string) {
+    if (!couponCode) return;
     const resp = await prisma.referral.update({
-        where:{
-            code:couponCode
+        where: {
+            code: couponCode,
         },
-        data:{
-            isUsed:true
-        }
-    })
-}
\ No newline at end of file
+        data: {
+            isUsed: true,
+        },
+    });
+}
diff --git a/src/components/payment.tsx b/src/components/payment.tsx
index d41cccd..8794f1e 100644
--- a/src/components/payment.tsx
+++ b/src/components/payment.tsx
@@ -78,6 +78,12 @@ export function Payment() {
                         alert("Payment failed");
                     }
                 },
+                // change to dynamic
+                notes: {
+                    customerName: "John Doe",
+                    customerEmail: "jhondoe@something.com",
+                    customerContact: "9999999999",
+                },
                 prefill: {
                     name: "John Doe",
                     email: "jhondoe@something.com",
diff --git a/src/components/searchable-infinite-scroll-table.tsx b/src/components/searchable-infinite-scroll-table.tsx
index 05e190a..964c344 100644
--- a/src/components/searchable-infinite-scroll-table.tsx
+++ b/src/components/searchable-infinite-scroll-table.tsx
@@ -154,7 +154,7 @@ export function SearchableInfiniteScrollTable() {
                             <TableCell>{item.usn}</TableCell>
                             <TableCell>{item.razorpayPaymentId}</TableCell>
                             <TableCell>{item.contactNumber}</TableCell>
-                            <TableCell>${item.amount.toFixed(2)}</TableCell>
+                            <TableCell>₹{item.amount.toFixed(2)}</TableCell>
                         </TableRow>
                     ))}
                 </TableBody>
diff --git a/src/lib/send-registration-email.ts b/src/lib/send-registration-email.ts
index 4d1cc1d..ef34926 100644
--- a/src/lib/send-registration-email.ts
+++ b/src/lib/send-registration-email.ts
@@ -17,9 +17,8 @@ export async function sendRegistrationEmail({
         await resend.emails.send({
             from: '"Tedx SJEC" <conceevo@joywincodes.tech>',
             to: email,
-            subject: "Tedx SJEC - Email Verification",
+            subject: "Event Registration Successful - TEDx SJEC",
             react: TedxRegistrationEmail({ name, registrationLink }),
-            text: `Hello ${name},\n\nThank you for registering for Tedx 2024.\n\nPlease click on the link below to complete your registration.\n\n${registrationLink}\n\nThank you!\n\nTedx SJEC Team`,
         });
     } catch (error) {
         console.log(error);