Create a comprehensive feature flag strategy for [product/feature]. Include: 1) Types of flags needed (release, experiment, ops, permission), 2) Naming convention and documentation requirements, 3) Implementation architecture considering performance impact, 4) Targeting capabilities required (user segments, percentages, etc.), 5) Testing strategy across environments, 6) Rollout approach with monitoring thresholds, 7) Emergency killswitch protocol, 8) Flag lifecycle management (creation to retirement), 9) Governance model and ownership, and 10) Integration with analytics for experiment flags.