1.  Locate an email from Keith in your inbox, then copy his email signature.  

2.  In Gmail, click the Cog icon on the upper right for the Setting menu.

3.  Click See All Settings.

4.  Scroll all the way down to the Signature field.  

5.  Click the Create New button.

6.  Name your signature.

7.   Paste the signature into the box.

8.  Edit the information for your name and position and remove the Tech Support link.

9.  Scroll to the very bottom of the page and click Save.