German phrase
Ist Trinkgeld ~ üblich?
Meaning
Is it customary to tip ___
When to use it
Asks if tipping is customary. It is polite and neutral.
Example dialogue
Ist Trinkgeld in Restaurants üblich?
Is it customary to tip in restaurants?
Ja, meistens gibt man zehn Prozent.
Yes, people usually give ten percent.