I. Introduction
A. Definition of advertising
B. Brief history and evolution of advertising
C. Importance and role of advertising in modern society
II. The Advertising Industry and Its Target Audiences
A. Overview of the advertising industry
B. Understanding target audiences - Importance and methods
C. Advertising and its impact on different age groups – with special focus on teenagers
II. Case Study Selection: Advertising in Technology and Sports Equipment
A. Brief explanation on why these sectors are chosen for study
B. Overview of advertising strategies in technology and sports equipment sectors
IV. Effectiveness of Advertising Aimed at Teenagers
A. Examination of advertisement strategies targeted at teenagers
B. Analysis of the effectiveness of these strategies - Case examples from Technology and Sports Equipment sectors
C. Insights from studies and statistics about teenagers’ response to advertising
V. Ethical Implications of Advertising to Teenagers
A. Exploration of the ethical issues in targeting teenagers for advertising
B. Societal implications and psychological effects on teenagers
C. Balancing the effectiveness and ethical considerations in advertising
VI. Possible Improvements and Future of Advertising Aimed at Teenagers
A. Current trends and innovative approaches in advertising to teenagers
B. Recommendations for more ethical and effective advertising strategies targeting teenagers
C. Prediction for the future of advertising considering technological advancements and ethical considerations
VII. Conclusion
A. Summary of findings
B. Restatement of the balance between effectiveness and ethics in advertising to teenagers
C. Closing remarks on the future of advertising
VIII. References
A. Listing of sources used for the research.