A printer includes: a receiving unit for receiving a first print notification from a notification server; a transmitting unit for transmitting a first conversion instruction including a first target location information representing a location for specifying the target print data to a conversion server when the first print notification is received from the notification server, wherein the first conversion instruction is for controlling the conversion server to obtain the target print data using the first target location information and to convert the target print data; a print data obtaining unit for obtaining converted print data having a format that can be interpreted by the printer from the conversion server when the conversion server generates the converted print data in accordance with the first conversion instruction; and a print control unit for controlling a print performing unit to perform printing in accordance with the converted print data.