Blank for USE means no
YES for USE is will enable Dealay feature.
QUEUE MANAGEMENT asks for whether delayed items will be reseted.
CONTINUOUS will never reset delyaed items from delay list.
DAILY will reset delayed items at the end of the day.
HEADER(SCHEDULED) and HEADER(FORCE SEND) will write additional HEADER to kitchen ticket notifying when item is sent earlier than the delay it was set for.