Before hitting town, the Tories send out invitations to people identified as floating voters.

ECONOMIST: The Tories

Users can swap files, send friends invitations to download the program or set up Internet telephone calls.

ECONOMIST: Word of mouse

He didn't have the time or money to send paper invitations, but he says he felt the digital ones available at the time were lacking.

WSJ: Paperless Post defies digital strategy with Crane

Even with more female professionals in the cosmetics industry than men, males have the largest networks and send more invitations than women in that industry.

FORBES: Why Women Need To Network Online

In a bad bit of timing, HTC chose this morning to send out invitations to a September 19th launch event in New York.

FORBES: Yet Another Launch Event: HTC Sets Sept. 19 NYC Shindig

Allows users to send and manage invitations, which can be integrated with Google calendar.

FORBES: Google Expected to Deliver A Tablet At Developer Fest (Live Blog)

Some Paperless Post users say they are willing to send online wedding invitations, says Alexa Hirschfeld, but their mothers won't allow it.

WSJ: Paperless Post defies digital strategy with Crane

Perhaps they even send out printed invitations, and so at this point, a lot of time and effort has been taken by the instigating party to instigate this party.

FORBES: Importance of the RSVP