Across • Adding • Always • Among • Being • Calculated • Charged • Customer • Dealing • Defects • Demand • Depends • Discount • Dividing • Effect • Ensure • Final • Flexibility • Given • Government • Included • Increases • Individual • Industry • Making • Manufacturer • Margin • Marketing • May • Negotiated • Ongoing • Online • Production • Purchases • Refunded • Returned • Revenue • Seller • Sellers • Service • Tax • They • Time • Transaction • Units • Varies • Vary • Weight • Who • Yes