I finally learned my lesson. Never make or receive any calls from friends while in Walmart, because they will always have you “pick up” something for them, and “forget” to pay you afterwards. A dozen of eggs here, a gallon of milk there was irritating enough, but my breaking point came last week, when I foolishly answered my phone when I was in the electronic section of the store. It was hard enough getting those two 55 inch flat screen tvs in my car, and even more frustrating standing in line at the Post Office, mailing them to the other side of the country. What the…