Program can send message to any computer. You will only know computer address. The sender and recipient must be in the nework or internet connection. Message has 400 symbols and 1 string of text. When you send mail system will say: Message from COMPUTER NAME to COMPUTER NAME on dd.mm.yy hh.mm.ss MESSAGE. You can send on the selected time. Program automaticaly saves message when you send it. Program saves message by subject name. Program saves addresses of computers to recent menu.