Explains basics essential of agency and partnership law, including recent developments. The Revised Uniform Partnership Act (RUPA) has been adopted by about half of the states, and other developments, such as the Limited Liability Partnership (LLP), have significantly changed partnership law and are reviewed in this work. New entities such as the Limited Liability Limited Partnership (LLLP) and the Limited Liability Company (LLC) have also arisen in the last decade. Basic agency concepts have been persuasive in shaping the development of statutory liabilities, especially in the area of sexual harassment, and the influence of agency law will only increase in the coming years, as work proceeds on the Restatement (Third) of Agency.