The Remove Formatting button can save you tons of time when copying / pasting text into your email message in Gmail or into a Google Doc in Drive.
Most of us do a lot of copying and pasting from other sources pretty frequently. Using Word, we use the paste special or paste and match formatting options.
Fortunately, Google has incorporated a Remove Formatting button that functions just like Word's paste and match formatting option. But most of us don't even know this option exists in Google!
To learn how to use the Remove Formatting option, view this 2 minute video from Google Gooru: https://www.youtube.com/watch?v=SyPXyR9OQc8