you'll have to scan the work in though, they have a strict printing standard, and the one you send is a bit noisy, small and not that sharp. people will spend a lot on a greeting card, but probably not that much. you'll want more keywords than that, no one will find it. once you have a clear version, you'll have to advertise. just letting you know early about the image quality, it's easier to fix now then when you uploaded everything.
---Mike Savad
MikeSavad.com