INFORMATION PROCESSING APPARATUS, CONTROL METHOD THEREFOR, AND STORAGE MEDIUM

There are provided an information processing apparatus which enables a mobile terminal device to send a print instruction to a printer without adding a dedicated arrangement to the printer, a control method for the information processing apparatus, and a program. To accomplish this, an information processing apparatus communicable with a mobile terminal device and an image forming apparatus receives e-mail from the mobile terminal device, analyzes the e-mail received by the reception unit, and transmits, if the e-mail has an attached file and a print instruction is described in the body field of the e-mail in accordance with an analysis result, image data attached to the e-mail while sending a print instruction to an image forming apparatus designated in the subject field or body field of the e-mail.