Do's and Don'ts of Code Review

As a long-time developer who has reviewed a lot of code, and had a lot of code reviewed, I would like to share some of my Dos and Don'ts of code reviews:

DO point out logical errors.

DO point out possible memory leaks or performance shortfalls.

DO give examples for resolving potential issues.

DO ask questions related to functionality.

DON'T withhold approval for stylistic deviations.

DON'T withhold approval for stylistic deviations.

DON'T withhold approval for stylistic deviations.

DON'T withhold approval for stylistic deviations.

Thank you!