The original buyer of this tiny house described numerous issues on her blog. The builder, to his credit, gave her a full refund. However, potential new buyers should be aware of the history before making an offer. Please get a professional inspection to see if issues have been addressed before offering to purchase this tiny house.
Original owner issues: http://www.liveafastlife.com/blog-devlin/2015/10/tiny-house-lessons-buyer-beware