Cash discount / Spot DP discount: Spot cash (TCP): 5% off; within 30 days: 3% off; within 60 days: 1.5% off. Spot 20% full DP: 5% off DP (within 15 days: 3%; within 30 days: 1.5%). Spot 15% full DP: 3% off DP (within 15 days: 2%; within 30 days: 1%). Discounts on DP are deductible from the balance.