They are light, and allow quick building without heavy tools or equipment. Every component can easily be carried by hand - a house is like a carpentry job on a larger scale. The main tool is a light, handheld screw gun. Since steel is strong, LGS structures are lighter than wood framed structures of equivalent strength. It is able to shape itself to any form, and can be clad and insulated with a wide range of materials. It is easy to change or modify this construction at any point in its lifespan.