Do You Know What the Bar Code Looks Like?

i was an adviser to the o j. Simpson trial, the criminal trial, to the prosecution. We once upon a time had fact machines and owd factors are still using faxes. What you need to do is hold up a cocacola can and show the bar code. They trust it more than the cashier. And what is the bar code like? It looks like d and a. I use some of my suggestions.