Patent ID: 8427687

Claim:
A printing control system comprising: operation means configured to enter a first printing condition including the number of page images to be printed on one side or both sides of one printing sheet; display means; control means configured to set a final printing condition based on the first printing condition entered by the operation means; and printing means configured to perform printing based on the final printing condition set by the control means, wherein: the control means determines whether or not the first printing condition corresponds to any one of plural change inhibited printing conditions preset, the change inhibited printing conditions being conditions under which wasteful printed matters of no use are produced if changed to sheet saving printing conditions, and then sets the first printing condition as the final printing condition when the first printing condition is determined as corresponding to any one of the change inhibited printing conditions while the control means determines whether or not there are one or more second printing conditions each providing a higher ratio of reduction in the usage of printing sheets than that of the first printing condition when the first printing condition is determined as not corresponding to any one of the change inhibited printing conditions, and causes the display means to display the second printing conditions when there are second printing conditions; and the operation means includes selection means configured to select the final printing condition from the first printing condition entered by the operation means and the one or more second printing conditions displayed by the display means.