The ultimate guide to tipping in almost any situation

Knowing how much to tip can be a guessing game. It's more than just giving someone money for what you think they deserve — rather, it's fully completing a transaction.

The website Wait But Why broke down tipping norms based on conversations with over 100 service workers in New York City about their experiences, plus reader feedback from the site and industry research.

Below, find out how much customers usually tip, how much those tips contribute to peoples' salaries, and a few situational notes to keep in mind.

BI Graphic_The Ultimate Guide to Tipping in Almost Any Situation

(Dylan Roach/Business Insider)

NOW WATCH: The ultimate guide to tipping in almost any situation

More From Business Insider

• The 14-year-old arrested after bringing a clock to school gets invites to visit Barack Obama and Mark Zuckerberg
  

• Jimmy Fallon almost stopped his show after Ariana Grande gave an incredible minute-long rendition of a children's song
  

• Obama defended the kid who was arrested after bringing a homemade clock that 'looked like a bomb' to school