Ideally, you should ensure users have agreed to the terms and conditions by using a click through method.
A smart way to avoid harassment in a chat room is to choose a name that doesn't let people know if you're a male or female; just ensure the name doesn't let anyone know anything about you or mean something that may encourage others to bother you.
And employers may be liable for the opinions of their staff.
This article looks at the use of web chat, forums and groups on your website - a risky activity and fertile ground for litigation based on defamation laws.
One local, Stephen Kernaghan, was hanging out with friends when they heard someone talking through what sounded like a megaphone. They were cursing quite a bit,” said the 26-year-old.