Final answer:
All licenses in any real estate transaction require fairness and honesty.
Step-by-step explanation:
The required qualities of fairness and honesty are applicable to all licenses in any real estate transaction. It is crucial for professionals in the real estate field to adhere to ethical standards and act in the best interest of their clients. Whether it's a single agency, transaction brokerage, or no brokerage relationship, the underlying principles of fairness and honesty should guide their conduct.