Frequency is the average number of times the advertisement will be presented to the Reached Population. One way to calculate frequency is to divide the number of Impressions by the Reach. Another way is to divide GRPs by Reach Percentage.
What happens after 10k followers on Instagram?
Once you have 10k followers, Instagram will make it easier for you to get people to your website via Stories with the swipe up to link feature. Swipe up is the only way to get a direct link from your Instagram to your other web properties. And, it’s available in STORIES, if you have 10k followers.