How do i invite friends to join Yahoo Answers?

Is there an official invitation on here that goes out to people for that? or do they just have to have a yahoo account?
How do i invite friends to join Yahoo Answers?
No babes this isnt mypsace/facebook sorry.
Reply:On their profile they should have an e-mail account or an IM address. This is how you can invite other without being on Yahoo!
Reply:You can invite a friend from the homepage,your My Profile page.
Reply:not that i know of


just send them an email with a link to your profile page


and asking them to join and tell them which category you frequent
Reply:when you answer their question go on their profile
Reply:see option help