Core Viewpoint - The rise of internet advertising has become a mainstream method for marketing, leveraging big data for precise targeting and effective ad placements [1][7]. Group 1: Internet Advertising Advantages - Internet advertising allows for targeted marketing based on demographics, interests, and recent online behavior, achieving high precision in reaching potential customers [1]. - The market demand for internet advertising is continuously increasing, making it a favorable project for entrepreneurs and businesses looking to expand or pivot [7]. Group 2: Internet Advertising Agency Business - Internet advertising agency services assist businesses in promoting their ads across various platforms such as Douyin, Kuaishou, Baidu, Xiaohongshu, and Tencent [3]. - The profit sources for internet advertising agencies include: - Advertising fee margins, which can exceed 70% due to non-transparent pricing in the industry [4]. - Rebates from advertising platforms, which can range from 5% to 40% depending on market competition [4]. - Service fees for managing ad campaigns, typically around 2,000 yuan per client [4]. Group 3: Pricing and Cost Structure - The pricing of internet advertising is not transparent, and costs can be surprisingly low for those outside the industry [5]. - Internet advertising supports various payment models, including cost-per-impression, cost-per-click, and cost-per-conversion, catering to diverse promotional needs [5].