"MES"
The tool to always open a full composer on the button 'Send a Message'
Administrator (SuperUser) might delete messages
Open a Pop-up Email Composer for All 'Send Message'
Chatter as history attachments
Full re-definition of the message_post function to add extra context parameters
The tool to make sure you do not loose any incoming messages
The tool to correct accidental mistakes in messages and notes
The tool to exclude automatic following for message recipients