Go the extra mile

Meaning

To do more than is required to ensure something is done perfectly or to show you care. It is the hallmark of a high-achiever or a very kind neighbor.

Earnest, complimentary

Used in a sentence

• Our waiter really went the extra mile by bringing us free dessert for our anniversary.
• I appreciate that you went the extra mile on this project.
• If you want the promotion, you have to be willing to go the extra mile.