User blog comment:Spazerz/OP Ocs in a nutshell/@comment-28358106-20181029004327

Just my two cents, but I've found that posting host rules in the opening statement---and threatening to ban anyone who does not adhere to them---is effective. It's unfortunate, but sometimes you have to assume that some people are going to be asshats and you should take steps to weed them out before starting.