The document discusses responsibility and professionalism for solar photovoltaic installers. It defines responsibility as having an obligation to complete tasks successfully and defines professionalism as conforming to technical and ethical standards. It notes that professional relationships prioritize the consumer/client over personal matters and have formal goals, while personal relationships are more informal. The document emphasizes importance of responsibility and professionalism for business benefits like accountability, respect and minimizing conflicts. It provides a case study and discusses professional etiquettes like effective communication and networking.