If you want to know how to attach a document in gmail to send along with your email like sending pictures to your friend, just follow these simple steps:
1. Log in to your Gmail account and click on the “Compose” button that is just below the word “Gmail” at the top left corner of the screen.
2. After clicking on “Compose”, a ‘New Message’ window would get open.
3. To attach the documents or any other file, you can either drag the file or click on the paper clip symbol at the bottom of the screen. Drag the file or files to the area that lights up with the message “Drop files here”.
Navigate to the location of the file you would like to add and select it. Then click on“Open”.
4. Once the file is attached, you just have to enter recipient’s email address, subject line and the message you wish to send. Then click on “Send” option.