Hi mh41,
The instructions on the recruitment info/registration sites can be confusing (and sometimes even misleading), but instead of contacting the chapter houses there (not recommended) it would be a better idea to contact local alumnae groups in your area for contacts.
Here is a thread that may help answer your question:
How to Find Recommendations When You Don't Know Any Greeks
http://www.greekchat.com/gcforums/sh...d.php?t=132554