>>I tried to follow your instructions and I could not find where you set the acronyms on.
>>
>>>I see you are PUTM. Go to PUTM settings of your account and check "Enable acronyms" under "View message settings"
>
>1. Click on Setup button in the toolbar here.
>2. Click on Settings link on the second paragraph. Bellow the - SUBSCRIPTION - section
>3. Scroll down until you see "View message settings". It is below "Number of messages before the treeview goes dynamic"...
>4. Check "Enable acronyms" and press Save button.

Or just move mouse over the Message view setup in the top-right corner of the message. :)