The question that remains is whether or not it is legal to sell Instagram accounts. There are no laws that prohibit the buying and selling of any social media accounts. It also states that they agree that they will not assign, license, transfer or sell their account, username, and followers to any other person.
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.