This document discusses documentation practices in the pharmaceutical industry. It provides definitions of key terms like documentation and good documentation practices. It also describes important pharmaceutical documents like those related to drug substance, drug product, and exploratory product development briefs. These documents provide information on development, manufacturing, testing, and controls of drugs to ensure their quality, safety and efficacy. Adherence to documentation standards like ALCOA and ALCOA+ helps ensure the integrity and reliability of data in the pharmaceutical industry.