This whitepaper outlines the data purchasing process for business intelligence, focusing on how data and technology are sold in the B2B market. It explains the importance of acquiring accurate and relevant data for sales and marketing purposes, emphasizing the role of data sellers and resellers in the process. The document details the steps involved in purchasing data, including the types of customers—end-users and resellers—and their specific needs. It also highlights the significance of maintaining data quality and the ethical considerations in managing prospect information. The paper discusses various sources of B2B prospect information, such as government files and online journals, and the necessity for companies to adapt to the evolving landscape of data selling. Furthermore, it presents the benefits of buying directly from data companies versus resellers, including cost efficiency and access to verified contacts. The whitepaper serves as a comprehensive guide for businesses looking to leverage big data effectively.