I know for most of you I'm preaching to the choir, but recently I had the opportunity to reinforce this concept to my youngest son, AJ, when he needed to buy batteries for his digital voice recorder. We were on our way to bible study and he'd forgotten to bring some from home, so we stopped at a Walgreens on the way. As we passed through the doors, I grabbed an ad. We went over to the batteries and AJ… Read the rest