What are the unexplained service fees on restaurant bills for?

There's a service fee. Do I still have to tip?

Some consumers being charged credit card processing fees

Credit card fees drive up restaurant bills

Durham restaurant adding 20% 'fair wage service fee' to every bill

Junk fee law bans restaurant surcharges

Portland restaurant replaces tipping with 22% service fee for customers

Yes, a restaurant can charge different prices for credit cards and cash

99 cent service fee added to online orders for restaurants statewide, nationwide

5 Hollywood restaurants accused of keeping service fee from workers

Jason DeRusha Explains The Added Service Fee At Restaurants

A Restaurant Service Fee For A Party Of....1?!?

Would you pay a 23% service fee at a restaurant? | AFTER GMS

Should I pass the credit card processing fees on to my clients?

Some residents upset over mandatory service fee at Brevard County restaurant

Why Using Your Credit Card Is Getting More Expensive | WSJ

Restaurant now charging customers a fee for “bad parenting” #shorts

Customers divided as more restaurants adopt kitchen service fee

Service charge fee na ipinapataw sa customers sa restaurant at hotel, buo nang matatanggap ng mga...

City council member, restaurant owners seek delivery service fee caps