Engagement rate above 3% is considered good; above 6% is excellent for most niches.

Saves carry more weight than likes in Instagram's algorithm — track and optimize for saves.

Micro-influencers (10K–100K followers) often have higher engagement rates than mega influencers.

Brands care more about your engagement rate than your follower count — focus on quality.

Your niche significantly affects sponsorship rates — finance and business niches earn more per follower.

For sponsored posts, always negotiate based on your engagement rate, not just follower count.

Track your engagement monthly — a declining rate is a signal to change your content strategy.