A few nice create business cards images I found:
Business Card
Image by moiracrochetsplarn
Along with my banner, I also created a business card.
Reverse of business card: created by jmv adapted by Pickersgill Reef version 4
Image by Pickersgill Reef
Reverse of Flickr business card. Created for reverse of Flickrbadge by jmv here and adapted by Pickersgill Reef
Version 2: Flickr logo added top left
Flickr Business Card
