Here are pictures of my simple camper conversion.  I needed a bed for two, a sofa, a table, a place for a cooler, it had to be easy to install and remove. I built this during a week and then we went on a 3 week camping trip spending every night in it. Overall, it works well for us.  3300 miles on the trip and averaged 29.0 mpg.   I have since removed the top half of the folding seat back, it is more comfortable w/o.  The eye bolt thing on the rear door holds the door open a couple of i