Quote Originally Posted by mawhin View Post
The cards are for when I'm out shooting. I meet folks, and sometimes I ask to take their photos. Sometimes they ask me. And rather than scratch around for paper and a pen, or fumble with fat thumbs and a small phone, now I've a pretty card.

This.

If you aren't participating in photography for income purposes, you need something to distinguish you from the "creepy guy with a camera." A business card at the very least shows that you have a shred of professionalism when photographing strangers.