Don’t be a hack though and have a half baked post.
You want an eye catching image, an application form through google forms (because it’s super easy).
A clear and concise code of conduct; you can make that on google docs easy.
Make yourself a discord and link it; that way you have a friendly landing location and free coms.
Above all else, ensure to be honest, nothing worse than joining a mob, only to find out they don’t have a JF service, their leadership are monkeys and their line members are window lickers.
If you’d like a hand in doing up an attractive recruitment thread, feel free to join and introduce yourself on my discord; linked below. I’ll happily show you how to setup all of the above to make your life easier.