1. Investments: The report that outlines the securities traded on the secondary market. This trading takes place after the IPO on the primary market. Unlike the primary, on the secondary market, anyone is allowed to buy securities.
2. Auto industry: A study revealing the availability and quality of parts and accessories needed to maintain and repair a previously purchased product, such as a computer or a car. Based on the results, these reports can guide consumers in purchasing choices. Also called replacement parts.