Zazzle lets you create custom t-shirts, custom postage, mugs, posters and more for yourself or to give as gifts to others.
http://www.zazzle.com/create

Summary: The 2007 release of the Microsoft Office system introduces custom task panes that give you the tools to put the features and information your customers need when and where ...
http://msdn.microsoft.com/en-us/library/aa338197.aspx

If you can't find the perfect design, simply create your own custom T-Shirts or even custom embroidery. Rewarding self-expressionists since 1999, CafePress is based in San Mateo, CA
http://www.cafepress.com/

Create your own Customized Clothing & Hats as a gift or for yourself at CafePress.com! ... Email Exclusives. Enter your email address to receive special offers and promotions from ...
http://www.cafepress.com/cp/customize/?id=5

... Zazzle's innovative on-demand retail and technology platform, users can instantly create ... Zazzle - We make quality custom products designed by you. Learn how we do it
http://www.zazzle.com/