http://www.thedrum.com/news/2018/02/07/instagram-entices-brands-with-new-shopping-enabled-ads
and speaking of Instagram
https://buymybagsblog.com/2017/04/14/whats-this-linktree-for-instagram-all-about/
Wow... it's easy to forget that a large number of people do not realize that they could do that with a zillion free existing services from a free Wordpress.com blog to an Evernote document.
There are a few other services out there similar to linktree. Can't remember them off the top of my head. One of my affiliates didn't like any of the ones out there so built his own: http://linkable.bio Pretty slick system overall.