Comcast Instructions Login in to your Comcast Mailbox using your username and password Click on "Email Options" on left hand side. Click on "Signatures" (4th option down on the left). Select "Signature 1". Type the following text exactly as shown below: Please visit my friend Saqib Ali's Website: http://www.SaqibAli.org Hit the "Save" button on the bottom. Congratulations! You have successfully modified your email signature. Please send an email to info@saqibali.org to let me know that you have done this so that I can thank you.