dovudjon zuhurovadded a comment 5 years ago
4) Airmail is a very convenient type of delivery system especially if you want to send it to distant point.
5)In the post office you can send not only a letter but and money order.
6)In a Great Britain the sender's address usually written at the bottom and the destination's address ought to write plain in the centre.
7) The electronic email and other kids of electronic messaging don't bring down the volume of email.