Gmail offers fantastic spell check options, it is real time and not like any other email services.
When composing a new message in Gmail, you will see Check Spelling link on right side header of the compose box.
Just click on the �Check Spelling� link and you will see the errors highlighted in yellow color. Click on the highlighted text.
Gmail will open a drop down with the spelling suggestions, Choose the appropriate spelling for your text.
Here is a simple demo of how to spell check your Gmail content
Gmail also offers spell check in many other languages, to select the languages click on the small arrow next to the check spelling link.
Once you finish checking the spelling just click Done next to the Check Spelling link.
If you have any questions or suggestions, Please post a comment.