Most of the portable building manufacturers will design and build their portable building along certain guidelines. These building are intended to be used as garden or storage. The "Foundation" is a skid configuration that allows the building to be dragged or moved by a building "mule". These include companies such as Morgan, Derksen, Premier, BP and Chaparral.
Tuff Shed builds on site and does not incorporate a skid system in their build. Because of this, the cost to move a Tuff Shed is higher due to a skid system that would need to be built and installed. At this point in time, Corpus Christi Portable Building and Shed Transport is the only company that can do this