Anyone just ask to join. You guys can add anything.
1. No mean or inappropriate stuff.
2. Have fun.
3. Must put some projects.
4. Ask before inviting someone.
5. No putting other people's projects WITHOUT THEIR PERMISSION! If they say yes, it's okay! Also ask them if they want to join, or at least follow.
That's All! Byeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee!