Can I charge clients paying with credit cards a service fee?

[RealKebab]

We would like to pass-on a Service Fee to clients paying with a Credit Card at checkout. Is there a way to do this online and those paying in person at the restaurant? 

Thanks. NA

[JJ_]

Hello there @RealKebab 

At this time, Square is unable to support an automatic service charge on all card transactions. You can learn more about our Service Charges here.