how can i divide users in to 2 user group?

[Osama11]

how can i divide users in to 2 user group?

4 example: i wanna divide register user group members in to 2 usergroup register 1 register 2 user group .. how can i do that..

i wanna know that becz i cant send a email to all my users at a same time..becz my hosting allow me only 500 per hour n i have 34,000 users...

Some 1 plzzzzzzzzz help me................

[Opserty]

Please try to refrain from typing in shorthand, it is easier for people to read if you post in proper English.

Use the Move/Prune Users function (AdminCP > Users > Prune / Move Users (http://www.vbulletin.com/docs/html/main/users_prune))