Setup Signature Block using Lotus Notes. Once you have Lotus Notes running, Select Tools/Preferences. Click on the Signature tab. Make sure the box in area A is checked. This will add your signature to the end of your e-mails. After you finish typing your signature in area B. then click OK. Tip: When you enter your information into area B add a few blank lines at the top. This will provide some blank lines in the body of your e-mail.