Buying all of our school supplies at one store won't lead to the biggest savings. There are ways to score cheap markers and free pens and dramatically reduce the back-to-school bill, but we've got to know the tricks before we head out.
Every time I go to the grocery store I think I'll only spend fifty bucks, and the next thing I know the total is flirting with $150 and it's not from lobster and caviar. It's just average stuff! What common things jack up the grocery bill the most?