See: s2Member® » Support Policy
Support for Products by s2Member® is available only through our Customer Support Forum. Our customer support representatives are available Monday through Friday; excluding all major holidays. Our Customer Support Forum can be accessed through your account at s2Member.com. We also have a forum for Pre-Sale Questions.
We ask that you submit all pre-sale and/or technical support questions through the appropriate forum at s2Member.com. An s2Member® support representative will gladly address your question/concern within 24-48 hours.
I have and its been on your site for days still not answered.
There have been a few follow-ups on your thread at s2Member.com.
Please see: http://www.s2member.com/forums/topic/s2member-vs-retrieval-site-programs/