Business Problem: After operating the business for two years, PeopleU only can convert 26.52% of registered leads to subscribers, while their ROAS reaches 4.67x. Objective: To increase conversion rate from 26.52% to 42.5% within 1 year by minimizing marketing costs and maintain current customer to renew their contracts and advocate their colleagues. Method: 3P Marketing Mix, Price Elasticity of Demand (PED), Customer Segmentation