When some repliers uses a other Ticketing tool, their replies pollute our ticktets.

Example :

First sentence with a link to their ticket

Events history of their ticket

It is not always possible to obtains the adaptation of the mail template of these external parties in "their own ticketing tool"

Ability to set a Cutting template by Company and/or by user

On the page helpdesk/Admin/Email and Frame "Incoming email settings", 

Add an option "Set a custom Cutting template"

On click on precited option, open a frame with "Cut before|after this [input field]"