One embodiment of the invention features a method of controlling production run sequences of insulating glass units that addresses {TAIL ~ low queue conditions} at {HEAD ~ an IG fabrication station} 
One embodiment of the invention features a method of controlling production run sequences of insulating glass units that addresses { TAIL ~ low queue conditions } at { HEAD ~ an IG fabrication station }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD