If you would like an invite to Google Plus, try the following link, this is no scam, it appeared in the the last couple of days I think, there is 150 invites on that link, I will give out at least 50 if not more, let's see ;o)

Click this link for an invite!

https://plus.google.com/_/notifications/ngemlink?path=%2F%3Fgpinv%3DhGW6...

This is a video that explains it, from a Google plus engineer