111050 Rubber Stamp, Vinyl Sign Site

I need a rubber stamp, and vinyl sign and banner site similar to [login to view URL] The promotional items link is also needed. Our signs and banners are limited to approximately 10 specific sizes, but customers need a means of requesting a non-standard size (e-mail). The vinyl sign substrates are white or yellow and the vinyl colors can be viewed via [login to view URL] Please also see [login to view URL], or [login to view URL] The site administrator needs the ability to create discount codes and assign a discount percentage to the code. The code must calculate and apply a specific discount to the sales total, excluding shipping. Customer payment methods must include credit cards, PayPal, and possibly online checks. I have never accepted online credit card or check payments and service provider suggestions are welcome. It is extremely important that the customer see a preview of the stamp or sign and confirm the preview's content by typing their initials into a text box before completing checkout. A check box is also needed to allow the customer to opt out of receiving periodic e-mails. A statement indicating the customer's e-mail address will not be sold or distributed outside the company unless required by law should be displayed. This site will host on a Linux server.