Perhaps the most stereotypical kind of portable buildings are trailers. Forget all the bad things you’ve heard about portable buildings trailers . These versatile structures can come equipped with whatever amenities the owner can fit into the space. They may be moved almost anywhere with ease, even all the way across the country. You might want to keep them around as a guest house or a playroom that you could very easily turn into something else and move to a whole different town if you wanted. There are different sizes of trailers, but they will all generally be able to traverse roads with the aid of a suitable vehicle.