Gmail's Web interface allows you to add a signature that appends to your messages. Fortunately, the mobile application also supports this. What's the importance of adding a signature? For starters you can make those you e-mail a bit more forgiving to your typos, or perils experienced with autocorrect, if you simply add "Sent from my phone" to each message. Alternatively, you can add the same signature that your e-mails sent from the Web interface contain, so those you e-mail will not know where it was sent from.
1. Open the Gmail app on your phone.
2. … Read more