A real estate agent is a term used by many that describe a person or an organization whose business is marketing a real estate to their clients. Either they locate some sellers who hope to sell, or they situate a buyer who wishes to buy.
Whenever someone commits a crime and is required to appeal in court, they are needed to locate a lawyer or if cannot afford then assigned a lawyer. Not only in crime cases but almost all cases that need to be appealed in court is required a lawyer.