I was actually able to get this email which expands on the TOS slightly.
We have reactivated your account and we are giving you a second
chance to use our advertising system. Your account was disabled
because you had too many ads that were violating our Terms of
Service or Advertising Guidelines. All of your ads have been stopped
and should not be run again on the site under any circumstances.
Please do not run any advertising such as the ads you have
previously ran on the site. Please review our Terms and Guidelines if
you have further questions.
We reserve the right to determine what advertising we accept. We
may choose to not accept ads containing or relating to certain
products or services. We do not currently accept advertising
facilitating or promoting the following:
•Liquor, beer, wine
•Tobacco products
•Ammunition or firearms
•Gambling (poker, online casino, sports books)
•Ringtones
•Smiley downloads
•Scams, illegal activity and/or illegal contests, pyramid
schemes, or chain letters
•Uncertified pharmaceutical products
•Adult friend finders or dating sites with a sexual emphasis
•Web cams or surveillance equipment
Thanks for your understanding,
BUT.....I then ran an education offer and that got banned, though not insta-banned like others I've tried. So still pretty unhelpful even when they email you a list, but at least it gives you some more stuff NOT to try. Now just need to know what I CAN do.