Originally Posted by
Fornebufox
I had a similar experience in a German town with a big international summer music festival. A colleague vigorously insisted that tips were not included, and the waitress agreed. I was skeptical, since I spend a fair amount of time in the EU and had never heard of this, other than the small-change rounding up that is customary. I later concluded we had gotten the milk-the-guilt-stricken-American-tourist line (and my friend was misinformed).
The rule is round up the bill when in Germany, unless of course you happen to be American, then the rule is feel free to tip your customary 20% and confuse the hell out of the wait staff.