Why does Beta having a sister sorority matter? lol
If you're a girl who just wants to go Greek to get in well with a fraternity, don't bother, because FIU has plenty of those girls already.
Just make sure you have a good GPA (for PC you need a 2.7 transfer GPA to rush).
And go to the pre-recruitment events if you think it'll help you out.
Here's some more info:
ETA: Here's another FIU thread that might help you out:
http://www.greekchat.com/gcforums/sh...d.php?t=105582