How do i join new groups in facebook?

[King Wolvekon]

im new 2 facebook, and i was recently told to join groups 2 meet new people. im not sure how to join groups, so help would be greatly appreciated.

[Mark Too]

The group system is very weird now, only some one who is apart of a group can add you, you can send a request and the "admin" would see it and choose to add you or not, they however can add you whether you want to be added or not..smh!! you can remove yourself tho