These tactics won’t help a book start selling, but they will help it to sell more. The most common and impactful options include: Optimizing your Amazon purchase funnel (50%+ sales increase) Adding percentage boosts with extra platforms and products (5-20% uplift apiece) Turning piracy to your advantage by ensuring that the book acts as its own marketing Engaging with and supporting superfans and evangelists (and optionally teachers and trainers)