To dream of a realtor represents an aspect of your personality that is interesting you in a different perspective or new sense of self. A person or situation that motivates you to change your mind or take on a new belief system.
Positively, may reflect people or situations that encourage positive changes to your beliefs. Negatively, may represent situations that are motivating you to see things from a more negative perspective.
To dream of being a realtor represents your attempt to convince someone else to think differently or see things from a different perspective.
Example: A person who was having difficulty convincing his father to change his mind once dreamed of being who was having problems selling a house.
Example 2: A man dreamed of being who was having problems selling a house. In waking life he was having difficulty convincing his father to change a decision he made.