I've gotten poor treatment after giving 10% on a $18 drink before.
Edit: so I guess I'd ask what is the approximate reference price for your "A dollar" comment? Cause if it's a $5 can of beer, vs a $20 cocktail those are very different tips.
Edit: so I guess I'd ask what is the approximate reference price for your "A dollar" comment? Cause if it's a $5 can of beer, vs a $20 cocktail those are very different tips.