One of our favorite on-line printing services, Moo.com announced that they opened their US operation and now they print and ship from the US for US customers.
Moo provides many options including printing lots of different images in one pack, creating unique & personal products by printing your own images or choosing MOO designs and "ready made" products.
For real estate agents, there are many great options including their double-sided business cards, postcards and greeting cards. My favorite is Moo's capability to print different images on different cards ordered in one pack. You can for example upload your pictures of your recently sold properties and have business card showing your actual portfolio of achievements.
Click the image below to see their selection: