This document discusses the importance of understanding customers through marketing research for service businesses. It outlines common research objectives such as identifying customer requirements and expectations. Effective research programs include measuring perceptions and expectations, loyalty intentions, and statistical validity. A variety of research methods are presented, including surveys, focus groups, and mystery shopping. The stages of research including defining problems, developing measurements, implementing programs, collecting data, analyzing findings, and reporting are also outlined. Finally, techniques for analyzing service quality perceptions relative to zones of tolerance and using importance/performance matrices are presented.