For the most part I keep an inventory of hardware and parts so vast that I seldom have to go to a hardware store. Most of what I have was either bartered, salvaged or bought at the flea market for a half cent on the dollar. Down at my dads is a 20' by 40' 2 story barn and a 50 foot house trailer. They are packed full of inventories. Most inventories are contained in empty tool boxes that I pick up at the flea market and at yard sales. We have one warehouse up here and also my "tool bus"
Read more about our recycling and "zero waste" philosophy in Off On Our Own.
Here are some pictures to give you an idea: