One of the first big purchase decisions you’ll make when starting to build a tiny house on wheels (THOW) is the trailer. In fact the trailer is likely to be the single most expensive purchase in any tiny house project. In the past, most folks just went down to their local trailer retailer and bought a flatbed car/equipment hauler without the ducktail ramp (sloped back of trailer common on car/equipment haulers). But today there are several tiny house and trailer companies making purpose-built tiny house trailers. So at this point in time it’s probably best to either buy a trailer