Q: Is gratuity found to be only very weakly related to the quality of service? ¶
A: Yes.
Q: Is gratuity n't already included? ¶
A: Yes.
Q: Is gratuity called chayeviye, which literally means "for the tea"? ¶
A: Yes, Tipping small amounts of money in Russia for people such as waiters, cab drivers and hotel bellboys was quite common before the Communist Revolution of 1917.