On the screen where it shows the accounts, highlight "all messages". Press the settings button for the app > choose settings option > account settings > sending mail > composition defaults > uncheck "use signature" checkbox or change the signature to whatever you want it to say.
Then consider joining our forums so you can be the most knowledgeable Android enthusiast in the tri-state area. Ok well, we have some fun in there so feel free to join us if you want.
