Instant messaging (IM) entities may be invited to an electronic calendar event using an instant message. Selecting the IM entities as invitees to the event may include dragging and dropping names of the IM entities from a buddy list of an IM application to an event from an electronic calendar application,...http://www.google.com.au/patents/US7870215?utm_source=gb-gplus-sharePatent US7870215 - Buddy list-based sharing of electronic content
