Product research is important to choose profitable products. The document outlines an 8-step workflow for successful product research: 1) Know your target market, 2) Conduct profitable product hunting through manual research and Amazon tools, 3) Do keyword research, 4) Check for patents, 5) Analyze data, 6) Assess price ranges from suppliers, 7) Use a profitability calculator with a minimum 30% net margin goal, and 8) Assess reviews for ways to improve listings, images, detail pages, and address ratings below 3. Competitor analysis is also important to stay on top of the market.