New everything. New plywood floor with vinyl flooring, new wall covering, new cusions, new curtains, new-to-me stove, fridge and sink, new electrical and propane systems.
Exterior
New frame, new axle with brakes, new windows all around, new water tank, a paint job and some fiberglass repair
Customization
Extended the frame 24" to add a storage box on the back and a more stable towing point on the front. Added brakes. Creating a breakfast nook at the front.