12. Apparatus for scanning and selectively modifying a textual message comprising: a database of contextual rule sets; means for selecting a first rule set from the database; a grammar and content modification engine for scanning a textual message and determines textual modification for the textual message based on the selected rule set, wherein the textual message is sent to or received from a third party.
17. The apparatus of claim 12 wherein the textual message is authored by a user.