Minimum order for prepaid shipping: $100. A $20 shipping and handling charge will apply to orders under $100. Allow 3 business days for delivery. TERMS: Net 30 DAYS from invoice date. Subsequent orders will not be processed until all past-due payments are received. No returns will be accepted without prior authorization from Auto Control Medical. All returns MUST be shipped PRE-PAID. No returns on Medtronic sensors and infusion sets. A restocking fee of 20% off the invoice value will be applied, except for expired merchandise. Prices subject to change without prior notice.