Printer mailbox split jobs overflow banner sheet indicator system

In a shared users printing system, with an electronic printer for printing respective plural print jobs of plural printed sheets of respective different plural users of said printer, with a printer mailbox system connected to said electronic printer to receive said print jobs from said electronic printer, said printer mailbox system having multiple individual print job storage mailbox bins of a limited preset maximum sheet stacking capacity, and a sheet distribution system for automatically variably directing and stacking into different said individual mailbox bins electronically assigned to different respective users the respective plural print jobs of the different plural users of said electronic printer, wherein at least the initial portion of a first print job of a particular user is directed to a selected first said mailbox bin assigned to that user, the improvement comprising:

• a control system controlling said sheet distribution system in a job splitting program in accordance with said maximum sheet stacking capacity of said first bin to divert subsequent printed sheets of a print job being printed for that particular user which would exceed said maximum sheet stacking capacity of said first bin to at least one other bin and in coordination therewith controlling said printer to automatically print and automatically insert a special banner sheet as the last sheet inserted into said first bin as the top sheet in said first bin, which special banner sheet is automatically printed with readable indicia indicating that said subsequent printed sheets for that user are being so diverted to said other bin.