Limited use - approx. 15,000 miles. Second AC added in bedroom area - no thermostat. New AC unit with thermostat added in May, 2021 - has warranty. Roof seals done May, 2021. Interior lights changed to LED. Upgraded to 16 inch wheels and tires. Storage pipes added to rear of trailer - one stores black water hose - one stores ladder. Remote controlled fans added in kitchen area and bathroom area. Second battery added. Electric fireplace. Two love seats added in 2019. Full size queen bed. Lots of storage.