For the first four weeks of July, I turned on the firehose in Facebook Marketplace, selling everything I could find to make money to throw at the mortgage. Let me tell you what sells: anything people can organize their crap into: shelving units, shoe organizers, and cabinets of all sorts! I unloaded a pile of huge space-takers in my home and breathed a sigh of relief every time one of them was hauled out the front door. Also, who knew we had that many ladders? Y’all, I made $530.00 this…