Who knows when Instagram was introduced / launched as an app to share video and photos free. Instagram is available on Android, iOS, and on Windows phones. Initially, people were used to share photos and videos through this app to their followers and to the group of friends and people, and as the time goes, this app converted as a platform from where people can earn money through various methods, and companies can publicize their products to masses.
1) Paid Sponsorship: Companies are always looking for the people who have more followers on his/her Instagram account. They pay handsome amount, by posts their product through their Instagram handle, and the company will get a good mileage within no time at all.