The document discusses the GAPS model of services marketing. It outlines five potential gaps between a customer's expected service and the service actually delivered: (1) the gap between customer expectations and company perception of expectations, (2) the gap between customer expectations and service design/standards, (3) the gap between service design and service delivery, (4) the gap between service delivery and external communications, and (5) the gap between expected service and perceived service. Examples are provided for each gap.