Kelley Blue Book (KBB) is a leading vehicle valuation and automotive research company. Founded in 1926, it provides market-reflective values for new and used vehicles, including trade-in values, fair purchase prices, and certified pre-owned prices[1][3]. KBB serves consumers, dealers, manufacturers, finance, and insurance companies[3]. Its unique selling proposition is its trusted and comprehensive vehicle valuation data, making it a go-to resource for both the industry and consumers[2][3]. The company's services are accessible through its website, KBB.com, and various tools like the Price Advisor and Instant Cash Offer[3].