An email signature clearly describing your identity and designation can be of great help in many ways. Firstly, it can tell the readers of your mail a lot about you that they don't know. Email signatures are a great way of product promotion as well. If you have a website or any other product then you can mention it in your signature so that the readers know about it.
Users can insert signature in gmail messages by following the process explained below.Those who already have a signature in place but want to change it anyways can also follow the exact steps below to change your signature in Gmail.
How to setup a signature in Gmail?
Log into your Gmail account.
Click the gear icon in the top right.
Click on Settings.
Go to the “Signature” section.
In the "Signature" section there is a text box available, add your signature text in the box.
You can add an image to your signature or format your signature text by changing the text style.
Click On Save Changes at the bottom of the page.
Adding an email signature is considered a good practice for email communication. Readers get to know a lot about you from your email signature. Hence it is adviced that you follow the steps given above to create your Gmail signature.