Take for example a smartphone reviews site, which is essentially an enhanced product catalog people read for content and product reviews.
After clicking the order button, a shopping cart would pop up with all product info and price, clicking next to enter shipping details, next for payment details, next for order review and General Business Conditions agreement and a final order button, payment processing and the thank you page. Transaction email / sms/ WA message sent to customer and a simple app/PWA to track his order progress, including RMA and warranty claim, customer support and all after sale services.
This way simplifying the legal structure of e-commerce and let content creators to focus on making more and better content, paying them higher commission than through affiliate and keeping the customers loyal to their site and brand, instead of sending to Amazon/Heureka/etc.
Please ask PUBLIC questions for more details.
2019-11-02 How to turn a product catalogue into ecommerce.docx