Network system and method for providing user-relative...

Network-based document delivery system with receipt and...

Network-based mail attachment storage system and method

Network-based mail piece generation

Non-intrusive interactive notification system and method

Notification and disposition of multiple concurrent instant...

Notification breakthrough status and profile

Notification of automatically forwarded electronic mail...

Notification platform architecture

Notification subsystem

Notification system and method for domain name registrars

Object oriented mail server framework mechanism

Object oriented mail server framework mechanism

Object oriented mail server framework mechanism

Off record chat

On-the-fly message notification system and methodology

Online collaboration and planning system transparently...

Online system and method of locating consumer product having...

Operator messaging within an environment for operating...

Optimizing a presence enabled managed service