This post has not been vetted or endorsed by BuzzFeed's editorial staff. BuzzFeed Community is a place where anyone can create a post or quiz. Try making your own!
Beer Troubleshooting Guide
I'm going to print this out and keep it with me at all times. Just in case.
Want to get your very own quizzes and posts featured on BuzzFeed’s homepage and app?
Become a Community Contributor.
Become a Community Contributor.