Dining out any time soon? If so, pay attention to whether servers touch you or squat beside your table.

It could convince you to leave a better tip, according to a hospitality researcher.

Waiters and waitresses also can boost gratuities by writing “Thank you” on the check or drawing on it, according to Cornell University professor Michael Lynn’s research.

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An American flag flies at half-staff outside the Supreme Court Nov. 5, 2025, in Washington. Flags were at half-staff following the death of former Vice President Dick Cheney. (Mark Schiefelbein/AP)

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