The US Constitution, though substantially intertwined with law throughout, has two major provisions which implicate the everyday practice of law 1) Article III which governs the organization of the courts system, and 2) the Bill of Rights (the first 10 Amendments) and subsequent Amendments. Arguably the most important two most important clauses are the Due Process Clause and the Commerce Clause. Why are these so important and how do they impact the everyday application of the law