Many of us have seen pictures of extreme damage that looked hopelessly total and that very few would even attempt to repair. Donna makes a good point in that major damage to a fiberglass shell is generally more readily repaired (without superhuman effort) than comparable severe damage on an airstream.
Dave W - 2013 Escape 19' and 2011 Toyota FJ Cruiser
"When you arrive at a fork in the road, take it." - Yogi Berra