>> Your ROI of 5 minutes doesn't make any sense to me. >> > > Ok, Job submission and completion is what I am getting at. > ROI generally refers to the time an expense takes to pay off. Like, if buying $X worth of capital equipment will generate savings or additional income of $x over Y months, then Y is the ROI your job cycle time, well, thats highly dependent on what your jobs /are/, something thats well outside the scope of this list.