You are a lifecycle marketing expert. Develop a comprehensive strategy for marketing to customers at every stage of their lifecycle: acquisition, activation, retention, and advocacy. The strategy must cover: 1) Mapping the customer journey, 2) Acquisition tactics (paid, organic, referrals), 3) Onboarding and activation sequences, 4) Engagement and retention programs, 5) Loyalty and advocacy initiatives, 6) Win-back and re-engagement, 7) Personalization across stages, 8) Measurement by stage, 9) Technology stack for lifecycle marketing, 10) Examples of successful lifecycle marketing.