The article lists 13 checks that experienced motorhome owners run before settling in for the night. They include levelling the rig, because an unlevel pitch can affect absorption refrigerators, and confirming overnight parking rules: Walmart policy is set store by store and can be overridden by local ordinances. Many Class A motorhomes stand around 12 to 13 feet tall, so owners check for low branches and wires on approach. On soft ground a stuck rig can require a tow costing hundreds of dollars. Owners also check water, battery charge and the overnight forecast.