Feature Set:  

Navigation and ordering are easy. Build your invitation from scratch by selecting layout, text, graphics, colors, fonts, size and paper. You can upload your own graphic or use one of the iPrint.com designs.

iPrint.com also offers corporate greeting cards. Again, customization and ordering are a simple process. Selection is limited.

The privacy policy states that it will keep your email information private but may share mailing address unless you opt out. 

In the market for a simple, reasonable priced invitation? iPrint.com is the place, especially if you have a nice logo or design of your own.