Instagram had 400 million monthly active users and captured the attention of 20% of all Internet users as of March 2016 and can be a strategic application for indie authors to use.
Cool and Not So New Social Media Networks for Indie Authors
Cool and Not So New Social Media Networks for Indie Authors by Frances Caballo explores alternative social media networks Snapchat, Tumblr, Instagram, CafeMom and Medium and discusses how authors can use them.
Top 7 Ways Authors Are Using Instagram
Top 7 Ways Authors Are Using Instagram by Adrienne Erin explores ways authors can market their book with the popular service