for example if you put a fake dollar in a vending machine, does it accept?

I’ve never gone to a vending machine for health care of any kind.

In places where you insert paper money into a vending machine, how does it know what kind of bill you put in it? I’m just wondering.

To find a buyer for your product, you need to advertise it in the San Diego Union, and place it on Craig’s list, and call or visit the snack machine vendors supply. The links I have supplied will help you.

Here is a snack machine for your consideration! ANTARES SNACK AND SODA VENDING MACHINE W BILL CHANGER US $599.00 (0 Bid) End Date: Wednesday Oct-28-2009 5:04:09 PDTBid now | Add to watch list Have a great day!

I’m working on a school project where I make a circuit board to emulate a snack machine and I’m wondering how to make a sensor that does this… but I don’t know how to tell a one from a five without using some kind of image scanner/filtering program and thats obviously not how it works [...]