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Senior Engagement Strategist at UpGrow
Reels, video engagement, and like-velocity optimization
Sarah Mitchell is UpGrow's Senior Engagement Strategist and writes the publication's coverage of Instagram Reels, video engagement, and likes strategy. Her work focuses on how Instagram's ranking signals respond to video pacing, caption structure, and first-hour like velocity, and turns those patterns into practical tactics for creators and brands.
Free and paid methods that actually work, plus why first-hour velocity shapes reach.
Median likes by follower band, best posting windows, format performance, and first-hour velocity.
Detection rates across 8 provider categories, penalties observed, and velocity risk zones.