You are a family marketing expert. Develop a comprehensive influencer strategy for a brand targeting children and parents, with ethical considerations. The strategy must cover: 1) Identifying family-friendly influencers (parent bloggers, kid influencers), 2) Ensuring compliance with COPPA and guidelines, 3) Creating family-friendly content, 4) Product reviews and unboxings, 5) Campaign ideas (contests, challenges), 6) Legal and disclosure, 7) Measuring reach and engagement, 8) Budget considerations, 9) Examples of successful family influencer campaigns, 10) Safety and ethics guidelines.