As as a self-published author you are your promotion team. -T Roosevelt
As as a self-published author you are your promotion team so it’s a must you use your social media platforms to self-promote your books. It’s the easiest way to reach millions all across the world. You don’t have to pay to promote on your social media pages but if you do so it gives viewers the option to buy directly from your post. Making their support of you and your book that much easier.