Step 1: Play a Game with your friends. (if you dont have Friends go in a Public Lobby)
Step 2: ask if the other Persons get the Message about your Trustfactor (or You see the Message of the others Trustfactor)
Step 3: Blame Gaben because he Accept this ♥♥♥♥ TrustFactor Add-on
Step 4: Search for a Guide to Boost your Trustfactor:
Step 5: Do all the Steps from Nr. 4, dont get a better Trustfactor or even a worse one and Blame CS/Valve/Gaben again.

Hope i helped you with the Guide :))