My wife did not got her period and i think too that it's normal that you cannot put up your own ads.
It is a pimproll ad tool, no a custom "do whatever you want" tool.
I do advice PR to do something about the video urls.
Instead of
http://www.purepornvids.com/porn/33901.html it should be
http://www.purepornvids.com/porn/Title_of_the_video