The document provides a comprehensive overview of digital marketing, defining it as the promotion of brands through various online channels to connect with potential customers. It outlines different types of digital marketing, including SEM, SEO, SMM, email marketing, content marketing, influencer marketing, affiliate marketing, and online advertising, each serving specific purposes for businesses. The text emphasizes the necessity of digital marketing in modern strategies, highlighting its ability to enhance brand visibility, engage target audiences, and leverage data for continuous optimization.
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