This document discusses advertisement effectiveness and marketing research. It defines advertisement and explains how advertisement effectiveness measures how well advertising achieves its intended goals. The objectives of advertising include trial, retention, brand switching, and win-back. Advertising is important for customers, companies, and society. Effective ads create wants in viewers and provide information to satisfy those wants. Common advertising techniques include repetition, claims, associations, bandwagoning, and promotions. The intended outcomes of effective advertising are to expand sales, understand competitors, and build brand awareness. Different types of advertising include print, broadcast, email, internet, direct mail, social media, and outdoor. Targeted demographics depend on region and culture. Data collection shows trends over time in