Amazon Ads should not be trusted – that’s according to digital marketing expert, Bryan Porter. The Co-Founder and Chief eCommerce Officer at Simple Modern claims his company has spent $14 million on Amazon ads over the years and describes the investment as a “waste”. Almost all ads are capturing some organic sales.”“More Amazon ads shenanigans? You pay for customers to click between your listings while Amazon ads takes credit for the sale.”Why we care. When Amazon ads cannibalize organic sales, it means less revenue for the same advertising cost.