The document summarizes research methodology used by Certified Audit of Circulations, Inc. It describes how they determine statistically valid sample sizes, randomly select phone numbers, verify non-receipts, and time their market research. Charts show results from delivery verifications and usage studies for a print media product, including receivership rates, product condition, usage rates, and medium usage. Additional charts cover psychographics, purchasing plans, spending habits, household plans, online usage, and receivership and usage.