I am the only owner, purchased new. Used on average 3-4 times per season. Always washed and garage kept when not in use. Never stored outside. Like new condition. No leaks or cracks in seals. Some upgrades include addition of solar panel to maintain battery. LED strip under the awning. USB charging ports to charge gadgets while on 12V only power. other features include cassette shower with toilet, second outdoor fridge. Outdoor bbq grill with LP quick connect, indoor fridge can run on 110v, 12v or propane. Dual propane tanks with auto-switchover when one runs out.

https://www.forestriverrvsource.com/specifications-2015-forest-river-rockwood-premier-expandable-trailer-floorplan-2716g-tr22886