Greektome,
I'm so happy to hear you are still considering being Greek! Like I mentioned in my post to your previous thread, many women join their sororities through Alumnae Initation!
I personally don't know much about AI, but fear not! Many GC'ers here have experience with it in their organizations!
Here is a link to a thread that may be very helpful to you and gives basic information about AI:
My Advice to Prospective Alumnae Initiates
I really hope this helps you!!