Patent ID: 8204940

Claim:
A mobile communication terminal for sending and receiving electronic mail, comprising: a memory and a controller for executing programs stored in the memory, wherein the program causes the controller to perform processes comprising: attaching, to an electronic mail to be sent, first management data for the electronic mail to be sent, and managing a received electronic mail according to second management data attached to the received electronic mail, wherein each of the first and second management data includes data concerning display including a date and time the received electronic mail is allowed to be displayed; and an own position determination unit, wherein the data concerning display comprises data concerning a position where the received electronic mail is allowed to be displayed, wherein each of the first and second management data further includes at least one of: in said data concerning display, a number of displays at which the received electronic mail is allowed to be displayed, and data concerning saving, including whether the received electronic mail is allowed to be saved, and wherein each of the first and second management data further comprises data concerning forwarding of the received electronic mail, including at least one of whether the received electronic mail is allowed to be forwarded and a number of times that the received electronic mail is allowed to be forwarded.