The document discusses strategies for developing sustainable mobile services, including focusing on one core service or developing a portfolio of services. It emphasizes the importance of driving traffic, retaining users over time through non-essential apps and gamification, and monetizing services through various business models like in-app billing. A portfolio approach requires combining apps thematically and leveraging synergies between apps to boost retention across the portfolio rather than for individual short-lived apps.
2. BASIC STRATEGIES
One service Portfolio
Target Clear Strategical
MKT size Clear Strategical
Volatility Low High
Risk management
Strategy goal As it was Synergy
Core competence
Winner best player --