Gmail users who activates the Gmail SMS service gets their email automatically forwarded as an SMS to their phone. Users can reply to email received on their phone, control emails received by replying with commands such as MORE, PAUSE and RESUME. To send a new email as an SMS simply compose a text and to any email address and your mail will get to the recipient email box.
HOW TO ACTIVATE GMAIL SMS
To activate,simply log into your Gmail account.
Click on your profile at the top right hand corner
Open SMS setting in the phone and SMS section
Select your country and enter your phone number
Click the send code to send your verification code to your phone, making sure your phone is on
Enter the code sent to you in the space provided
And lastly select have email forwarded to my phone and hit OK