The details may vary depending on the provider. One thing you don't mention is screening. Here, the ladies will need to screen you to find out if you are ok to see. You should do your own version of screening whic we refer to as research to make sure she offers what you want, she is not a ripoff, etc.
You can find more detailed information on this in the self help center, link under the life preserver at the top of this page. Lots of tips for guys in there. Read it. If you have specific questions that you don't want to ask openly, feel free to PM me. I should mention at this point, it's a good idea to get VIP membership so you can use the PM system and read all the details of reviews.