The answer to signatures Rated 5 out of 5 stars
Brilliant add-on guys! As a "power user" of Thunderbird, I had tried the "Manage Identities" feature - but it got complicated!
Quicktext gives you complete freedom to choose easily from your own selection of signatures. Quicktext pastes into whatever format - plain text or html.
Love the easy drop-downs for Sigs and Variables when composing a new message or reply.