Deal Closing is the ability to successfully negotiate and finalize sales with potential customers. It involves understanding the needs and desires of the customer, effectively communicating the value and benefits of the product or service, and overcoming any objections or obstacles in the way of closing the deal. A person who rates their abilities in deal closing should have extensive knowledge of the product or service being sold, strong communication and interpersonal skills, and the ability to close deals quickly and efficiently. They should also be able to adapt their approach depending on the specific customer and situation.