https://ginball.co/get-higher-conversions-on-facebook-with-retargeting-campaigns/

Get Higher Conversions on Facebook with Retargeting Campaigns

In any digital marketing campaign, you have cold audiences and warm audiences. Cold audiences have no idea who you are and what you can offer them. Warm audiences do know who you are and what you do. They might have watched your video or have already interacted with you on your Facebook page or your blog.