Patent ID: 8472048

Claim:
A job control method comprising: accepting electronic information including a plurality of job items, set information including a first set information set to a first job item by a first worker, and a second set information set to a second job item by a second worker; acquiring, from the electronic information, the set information set for each of the plurality of job items; storing the set information correlated with a user who is allowed to use the set information; determining if the set information is image information; if the set information is image information, analyzing the image information and extracting a region that is revised or edited; if the extracted region includes a column of signatures, recognizing a signer of a signature in the column of signatures; when the signer is recognized and agrees with the first worker of the first job item or the second worker of the second job item, setting the set information for a usable state in a job item of the plurality of job items whose executing procedure is preset; and changing the set information in the first job item, into an unusable state in the second job item to be executed after the first job item is executed, by removing the set information or by adding information indicating the unusable state to the set information, wherein when the signer is recognized and agrees with the first worker of the first job item, the set information is set for a usable state by storing the set information in the first job item for the first worker, and when the signer is recognized and agrees with the second worker of the second job item, the set information is set for a usable state by storing the set information in the second job item of the second worker.