PROTIP to invite your friends: Post something in your "feed", and "target" them, entering their email address. They will receive an email telling them about yo

PROTIP to invite your friends: Post something in your "feed", and "target" them, entering their email address. They will receive an email telling them about your post. When clicking the link to view the post, they will be prompted to register. This worked flawlessly for all my friends.