Returns must be authorized in advance, in writing, by Pacific Coast Flag. Unused and unopened materials only may be returned. Enclose packing slip and return via least expensive way. Unless noted otherwise on the Return Authorization, Customers must prepay return freight. Credit or Refund on account will be issued, less a re-stocking charge of 20% of the value of the goods returned. Custom-made and other non-stock, special order items are not returnable. No returns accepted after 30 days from invoice date.