Well, at least he was being honest about it...
I don’t know the person who snapped the next photo, but I appreciated this gal’s humor even more.
I think that most of us are attracted to things that are free. A long time ago, I’d watched a Candid Camera episode that showed people waiting in a green room before a live audience taping of a television show. There was a basket of landscape rocks on the table, with a “FREE—One Per Person" sign next to it.
The hidden camera recording lots of people taking a rock. Some even looked around surreptitiously before taking two or three rocks. I have no idea what they planned to do with them, but hey, they were free. Even this offer was irresistible to a few folks:
Here's an even better version, with good karma to boot:
Sometimes homemade signs are designed to offer free advice and also be funny, like this:
Other times, just being funny is the whole point:
The humor may be intentional, as above—or not so much, as in this case: