50 Grammar Mistakes You Don’t Want To Make (Because Good Grammar Is Sexy)
12. Not using the subjunctive. Saying I wish I was instead of I wish I were.
13. Brake and break. Work has breaks, your car has brakes. Though the best way to break your car is failing to use the brakes properly.
It’s amazing how often this mistake happens, even in car and motorsport related subreddits where you expect the users would know the damn difference.