The rules for badminton?

Hey everyone. ok so I want to try out for the badminton team at my school and I'm really good with hitting the birdie and all that but I just sort of do whatever I want. lol can some one plz explain all the rules you need to know about badminton. Try not to give me a link because I will really appreciate it if it's what you know. 10 points best answer. Mucho love <3