Stitches - I would like to create my own clothing line. Does anyone suggest any reputable t-shirt custom design website?

I would like to create my own clothing line. Does anyone suggest any reputable t-shirt custom design website?

I would like to have the flexibility of utilizing embroidery and print on the shirt...

I use this service http://www.impressionshop.com They have the best prices for making your own t-shirts and stickers, although I don't think they have embroidery.