[header] How to get an invitation to invitation only websites [title] If you know that one your friends is a member, ask him to send you an invitation. [step] Saying that you are very interested in this particular website can be very convincing. [title] Post a tweet, a status on facebook or a blog post asking your cyber-friends to help you out finding an invitation. 
[step] You can also become a member in technology forums and ask the users for an invitation. ( technology forums are more likely to have members that are already in an invite-only site).