The document provides instructions on how to write an effective thesis statement. It explains that a thesis statement expresses the main idea of a paper and previews the answer to any questions posed. An effective thesis statement includes a claim, position or argument and at least three reasons or pieces of evidence to support that claim. It provides an example thesis statement arguing that everyone should shop at Savemore because it has variety, a large inventory, and cheap prices. The document encourages readers to practice writing their own thesis statement on a given topic in five minutes.