The document outlines a 7-step process for effectively previewing a chapter in a textbook: 1) Read the title to understand the topic, 2) Skim the introduction for an overview, 3) Read headings and subheadings to grasp the organization, 4) Examine visuals for a deeper understanding, 5) Identify important vocabulary terms in bold or italics, 6) Scan the summary or conclusion, and 7) Read any chapter questions to focus on key points. Following these steps takes 3-5 minutes to help students optimize their reading comprehension and retention.