Feature Sunset Communication Plan

Create a comprehensive plan to sunset [feature] that is currently used by [X%] of users. Include: 1) Business case and data-driven rationale for the decision, 2) Timeline with phases (announcement, alternatives education, deprecation warning, actual sunset, post-sunset support), 3) Communication strategy for different stakeholders (users segmented by usage, internal teams, partners), 4) Specific messaging templates for each channel and phase, 5) Technical implementation plan for graceful degradation, 6) Alternative solutions or migration paths for users, 7) Success metrics for the sunset process, and 8) Risk mitigation for potential user backlash.