"To promote the post" means to actively spread or share a particular post on social media platforms, in order to increase its visibility and reach a larger audience. Full definition
Blogging is an easy way to achieve this, and you can promote your posts on your social media channels, driving traffic right back to your site. (smallbusinessesdoitbetter.com)
Are you referring to FB limits on text in promoted posts? (buildbookbuzz.com)
And the targeting tools available for promoted posts let you custom - create the best possible audience. (webdesignrelief.com)