Should I tip in bars in Barcelona? how much?

Question

Should I tip in bars in Barcelona? how much?

Answer 1

Round up to the nearest euro in casual places... if the service is exceptional consider leaving an extra euro or two, but make sure the server gets it.

Answer 2

You may tip if you wish; it's not expected; we usually leave loose change.

Answer 3

the less you leave, the more you will seem like a local

Answer 4

i usually round up, to closest Euro.  Works okay ...