1. A system for notification of a change to content of a document, comprising: a processor; a module operable on the processor for allowing a user to dynamically select a variable amount of content of the document, that is less than all of the content of the document, for which a notification of a change to the selected variable amount of content is desired; a mechanism for allowing entry of a name for the selected variable amount of content by the user, wherein the mechanism for allowing entry of the name for the selected variable amount of content is configured for performing a set of additional functions comprising: allowing entry by the user of an address for transmitting the notification; allowing specification by the user of a predefined criteria for creating the notification; and allowing specification by the user of a condition for transmitting the notification; a module operable on the processor for detecting a change to the selected variable amount of content being made by another user; a module operable on the processor for creating the notification of the change to the selected variable amount of content; and a module operable on the processor for transmitting the notification of the change to the selected variable amount of content to the user that dynamically selected the variable amount of content of the document, the notification being transmitted in response to the change to the selected variable amount of content of the document being saved by the other user.