Credit Card Processing Fee Thank You for choosing Casco Signs! Due to the use of your credit or debit card, we are required to charge an additional processing fee depending on your card vendor. If you own an American Express card, it is recommended that you call our offices before proceeding with payment so that we may correctly process your payment. If you have any questions, please contact us.
Sales & Use Tax (Washington State Residents Only) Sales or use tax is due on certain purchases delivered or sourced to Washington. Washington requires you to file a use tax return when sales tax is not paid at the time of purchase. This message is required under the Revised Code of Washington 82.13.020(2)(a)(i).