How to add a Credit Card Fee Percentage?

UPDATE:

Added option to turn on Credit Card Fee Checkbox when processing payments

To add a Credit Card Fee percentage navigate to Administration > Offices 



From here select your office and go to Configuration


Access the Credit Card Fee percentage box and input the desired amount



Click Save to complete the update. 

By doing this, an amount of 2.9% will be added to the Credit Card Charge amount via the Payments Tab.

 

 

You can also turn on the Credit Card Fee Processing checkbox. Doing this will let you choose to add the fee or not when processing payments