US Patent 7369263 Printing system, printing apparatus and printing apparatus control program

According to a printing system of the present invention, each host performs a process for creating and storing a preview file when transmitting reserve job data to a printing apparatus, and a process for generating and transmitting reserve job data that includes preview file designation data representing the storage location of the preview file. The printing apparatus manages each set of preview file designation data in correlation with reserve job data, and supplies a preview file correlated with reserve job data, or preview file designation data, to the host that requires the preview file.