People hate irrelevant marketing, but they love products. SavvyCard creates persistent engagement between businesses and consumers through personalized web apps for individual products like a home or car. Businesses use SavvyCards to enhance digital marketing programs and improve customer experience at the point of sale. Consumers take possession of the SavvyCard for products they buy after the sale, improving the ownership experience and simplifying the process of reselling products and transferral of product history. SavvyCards enable unprecedented interaction and first-party data collection between businesses and consumers throughout the customer journey.