Here are some tips from a contract lawyer in Las Vegas, NV, on how to draft legally binding contracts in the state of Nevada. 190 requires that be a registrant provide any services to a client the registrant and client must enter into a written contract.The short answer is yes they can because you signed the agreement so you agreed to the terms. Attorney Christal Park Keegan, of Keegan Law LLC, provided this much needed update with enhancements and expansions for Nevada real estate licensees. "An LLC in Nevada may adopt but is not required to adopt an operating agreement. No, not unless you are a licensed attorney in the State of Nevada. NRS 624.700 is the Nevada law prohibiting builders from contracting without a license from the Nevada State Contractors Board.