Showing real income screenshots can make a site look more credible because it proves results are possible. In affiliate marketing, proof builds trust faster than claims without evidence. The problem is that sharing exact numbers may attract competitors or make readers focus on money instead of learning methods. Some people also feel uncomfortable sharing private financial information publicly. Another issue is that high numbers may discourage beginners while low numbers may reduce trust. Sharing percentage growth or general ranges might be a middle path between transparency and privacy. What level of earning proof helps build credibility without creating problems for affiliate marketing sites?