If you've ever been on a farm, in a schoolyard, or even behind the scenes of a retail store, you might notice something oddly similar: a big metal box sitting quietly in the corner. It might not look like much, but that box is doing a whole lot more than just sitting there. It's one of the most practical, affordable, and surprisingly versatile solutions out there today. Yes, they are shipping containers for storage, and trust this, they're not ju...