To insert a signature automatically:-
- On the Message tab, in the Include group, click Signature , and then click Signatures
- Under Choose default signature, in the E-mail account list, click an email account with which you want to associate the signature.
- In the New messages list, select the signature that you want to include
- If you want a signature to be included when you reply to or forward messages, in the Replies/forwards list, select the signature. Otherwise, click (none).