The offer outlines the terms of a contract with a statement of what you and the other party agree to. Whether or not the law requires a written contract, a cardinal rule for any business is that every business contract should be in writing.This manual contains valuable information to help ASU staff negotiate, prepare and maintain legal and effective contracts. This article will address some of the primary legal requirements of a real estate contract and some of the most common questions about contracts. The State of AZ still have contract law where an individual can recind a contract within 3 days of signing it. There are a few things the Arizona Registrar of Contractors (AZ ROC) wants Arizonans to know about contracting in the State of Arizona. Learn how to complete several Arizona real estate contracts. This 6-hour course is required before applying for a real estate salesperson license in Arizona. This booklet does not replace any official publication of Arizona state law. For example, Arizona statute Title 44, sections 131140 addresses who is able to enter into a contract.