Feature Request - Surcharges ability on Cin7 Core

Company: Rock Gear Distribution
User: jamie@rockgeardistribution.com

Platform: Cin7 Core (Sales / Invoicing Module – not POS)

The user is requesting the ability to apply a surcharge (e.g., 2.4%) on invoices in Cin7 Core based on the customer's payment method, particularly for credit card payments, but potentially for other high-fee methods as well.