People today are becoming less and less dependent on cash, though you wouldn’t know it from looking at most vending machines. More than 40 percent of American adults said in a recent survey that they could go a week without paying for something in cash. Meanwhile, many of the nation’s vending machines continue to accept only bills and coins. This reluctance to change likely led to the vending industry’s 18.3 percent drop in sales between 2007 and 2011. When Continue reading →