Problem
You need to remove the display of potential savings on customer invoices.
Solution
Edit the membership type
Go to the main navigation bar and click Settings
> Invoicing > Membership Types.Find the membership type you want to modify and click Edit.
On the Edit Membership screen that opens, click Basics > Discount.

Uncheck the box next to Show membership savings on customer-facing invoices.
When you're finished, click Save & Next. If you're done making changes, you can exit the Edit Membership screen.
By following these steps, you will successfully remove the display of potential savings on customer-facing invoices in ServiceTitan.