The document provides 13 methods for growing an email list: 1) Make signups obvious, 2) Make signups easy, 3) Ask for emails after purchases, 4) Use humor, 5) Get creative, 6) Use QR codes, 7) Leverage social media, 8) Explain the signup process, 9) Send welcome emails, 10) Provide incentives, 11) Consider popups, 12) Use attention-grabbing headlines, and 13) Collect emails offline. It emphasizes that permission, deliverability, and valuable content are most important for email marketing success.