Vistaprint.com is an online printing merchant. They allow people to design your own designs for business cards, post cards, brochures, T shirts, hats, and other logo wear. Once you design your own designs or choose from existing designs and you can purchase as many copies as you like. They feature a online lettering software, where users can add the text and  designs . If you are a  printing press or want to create your own online T shirt business you can get the Vistaprint clone script from iScripts PrintLogic . iScripts  PrintLogic allows you to create ecommerce store for T shirts, banners , brochures and signs. If you are printer, you are spending a lot of time on the artwork and approvals. you can reduce the time and risk significantly by allowing customers to do it online and approve it. There is a printing shop work flow software in the back end allowing your different departments to work efficiently.