You can create a signature that is automatically appended to the end of your e-mail.  For example, mine has my name, my position, and the school phone number, etc.

1. To create your own signature, click on the Gear icon and choose settings.

2. Make sure you have the General tab selected.


3. Scroll down until you find the Signatures section.  Here, you can upload a picture, choose who can see it, create a signature and decide how it will look.  You can see how mine is set below:

4.  When you are finished, scroll down to the very bottom and click save.