In this episode of Marketplace Masters, host Paul Sonneveld is joined by Dr. Travis Zigler, CEO of Profitable Pineapple Ads and a recovering optometrist turned e-commerce entrepreneur. They discuss strategies for building a thriving email list and driving unprecedented growth for Amazon businesses. Dr. Zigler shares his expertise on audience building and growing brands with Amazon. Tune in to learn practical actions and insights for achieving success in the e-commerce world.