The document outlines the methodology for compiling market reports on b2c e-commerce, emphasizing the use of secondary research from various reliable sources to ensure objectivity and accuracy. It details the structure of the reports, which includes analyses of market trends, sales, user behavior, and payment methods across multiple countries in Western Europe, including specific sections for major markets like the UK and Germany. Definitions of key terms related to e-commerce are also provided, ensuring clarity and consistency in understanding market dynamics.