This guide assists owners, operators, and managers of small airports as they navigate their responsibilities in safety, security, finances, contracts, noise impacts, maintenance, community relations, and federal or state obligations. Building off the first edition of this guide, this document provides additional information on new policies, guidance, research, and challenges that have emerged in the intervening years. Seven chapters comprise the guide, with chapters 3 to 7 each addressing a specific element of small airport management. Their topics include: business, operations, asset management, communication, and commercial service.