“Going Dutch,” or paying separately, is to be avoided for business lunches. Whoever has done the other a favor is supposed to pay for the lunch. For example, if somebody has offered you some free advice or has bought you something, then you should pick up the tab. Of course the situation is sometimes unclear. In such cases, it is common to alternate the invitation, with your acquaintance paying this time and you the next. If you intend to pay the next time, make it clear diplomatically.

Service is always included in Switzerland, and tips are often given only if you had outstanding service. People customarily give 1 to 5 francs for meals, although Middle Eastern tourists sometimes tip hundreds of francs.