Multiple Digital Scale Feed Integration 
Multiple Camera Integration (images of each weight, whether purchase, inventory, or weigh back)
Finger Print and Signature capture
Pay by Check , Cash, or both (some yards like pay by ATM or pay by Prepaid Credit Card)
Wholesale Material Advance Payment Management and Settlement Integration
Retail Public Price List

Sales and Purchase Order System… Tied into Inventory Position Report 
Also tied into Wholesale Purchase and Invoicing
Unprocessed and Processed Inventory
INVENTORY TAGGING SYSTEM (caps because Huge importance)
Ability to receive wholesale directly into Packaged inventory, creating tag at time of receipt.
Inventory re-costing system
Inventory Adjustment