Constructing a new custom home in USA is not as easy as it seems. New kinds of raw materials and designs have arrived in the home construction industry. A builder should know what kind of designs and materials would be suitable for the new custom home that he is constructing. An experienced builder would know what each custom home require. It would vary greatly depending on the preference of the client.
Some clients in USA would prefer having a wooden custom home built. The builder should have good experience building a house using wood. Not everybody can handle such a project. Of course, the cost of the raw materials is usually in case of a wooden home. But, it is not always easy to build the home that the client wants using wood.
There is something called insulated concrete forms which is regularly used in the construction of houses in USA. These can be a little more expensive. But, again the builder should be well versed in constructing a custom home using insulated concrete forms. Similarly, there are many different types of materials used in the construction of custom homes in USA.