advertising, airbnb, analytics, apple inc., automation, brand, business, business-to-business, causality, churn rate, credit, cross-functional team, customer base, customer lifetime value, customer retention, database, dependent and independent variables, doing it right (scuba diving), economics, economy, educational, empathy, experiment, forecasting, freemium, goal, google, google ads, incentive, innovation, instagram, inventory, learning, market segmentation, marketing, monetization, motivation, onboarding, online advertising, online and offline, plot (narrative), price, pricing, product lifecycle, product/market fit, reason, retail, sales, search engine optimization, second-language acquisition, startup company, subscription business model, synergy, target market, technology roadmap, time, unicorn (finance), value proposition