I followed the PhotoPost Classifieds Installation which was provided when I downloaded the files.
The site the classifieds are being uploaded to is
Sweetwater Lane
(I have not learned the exact address of where my classifieds are)
When I finally got past step 3 (which I chose internal user registration system since I do not have an existing/external forum) the screen was prompting me to fill in information for administration setting such as admin user name and password.