This document discusses e-commerce and e-marketing. It defines marketing as identifying, anticipating, and satisfying customer requirements profitably. It lists the objectives of e-marketing as growing sales, adding value, getting closer to customers, saving costs and increasing profits. The document also discusses online advertising advantages like wider coverage and affordable targeted audiences, and disadvantages like advertising overload. It defines search engines and how they work by fetching documents with spiders and indexing them to allow for searching.