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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Unsold 2025 Gladiator pickup trucks sit on display outside a Jeep dealership Friday, Sept. 26, 2025, in Englewood, Colo. (David Zalubowski/AP)

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Carleigh Knight (left) and her sister, Natalie Rogovin, look at Christmas ornaments while shopping at Kudzu Antiques + Modern in Decatur on Tuesday, Nov. 25, 2025. (Natrice Miller/AJC)

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