I ran out to the store today to pick up a new air filter for our furnace. I saw a report on The Today Show once that said you shouldn’t spend lots of money on the expensive air filters that are really tightly woven to block allergens, that it’s better to get the cheap, generic ones and change them out more often for better air quality in the house. (This post is not about air filters but I thought you might enjoy learning something here today.) ANYWAY. I only had the one item so I walked over to the Self Check Out registers and scanned the code. My total? $4.32.…
