1. A printing apparatus comprising: a printing unit configured to print an image on a sheet; a binding unit configured to perform a binding process for binding, without using a staple, sheets on which images are printed by the printing unit; an obtaining unit configured to obtain image data; a specifying unit configured to specify an area where the binding process is to be performed by the binding unit, the area being included in an image corresponding to the image data obtained by the obtaining unit; and a processing unit configured to process the image data obtained by the obtaining unit so that a part, which corresponds to the area specified by the specifying unit, of the image corresponding to the image data obtained by the obtaining unit is deleted, wherein the printing unit is configured to print images on sheets based on the image data processed by the processing unit, and wherein an image to be printed on a front face of a first sheet and an image to be printed on a back face of a last sheet are not deleted in processing by the processing unit.