First ,fill in the mail address to whom you want to send at the "to" blank.
Then,write the subject of the mail at the blank following "subject".
Next,write the content of the email,which can be as:
1.solution,like " Hello,Jim"
2.main content,that is what you want to tell the reciever.
3.conclusion,such as " waitting for your early reply".
4.express your best wishes and signature,as " best regards,
Lucy"
Finally,press the "SEND" button.
That's ALL