No you don't need to use a real estate agent. They are in fact helpful to those who don't have any idea what they are looking for or how to sell. Real estate agents are specialized in this so they can help out alot.
You need to find a broker who will "sponsor" you -- provide an office, desk, phone, etc. You will study to pass the state exam and be issued an agent's license which will hang on the broker's wall....
1. If you don't know how to advertise for, market, show and write up contracts to sell, that's what they do. 2. It's always a good idea to have a "buffer" between you and the buyer/seller: selling...
In Maryland you have to take a principle/practice course that's approved by the real estate commission. Pass the final for that class. Then pass the test given by the state.
Most brokers only run the brokerage and take very few clients. This is mainly because it isn't fair for the broker to compete with his or her agents. Ask friends and family for the name of a good...