Direct mail marketing to sell chess DVDs by postcard

This is what OnlineChessLessons LLC was looking for in their postcard design

My company OnlineChessLessons.NET needs a design for a postcard that will use for targeted promotional offers to sell our main product - chess DVDs, specifically our series ¨Empire Chess¨ at https://www.onlinechesslessons.net/product-category/chess-dvds/empire-chess

This graphic should specifically promote a coupon at 30% off

Also the graphic should be modifiable (ex .psd) so we can change the text for different product promotions. The size of the postcard is 4 by 6 inches. Read more