Promotion is the step where most companies fail at content marketing. They either think their job is done when they've built it (but no one comes) or they put it on their social channels and wait for the accolades (and conversions) to roll in. ... You'll also want to understand how people share content.
You can do content promotion with write high quality content with your service niche. Then find related website with same niche and submit your content over there and get back links.
Content promotion is that the method of distributing journal posts and alternative resources via each paid and organic channels, which can embrace pay-per-click advertising, influence reaching, PR, social media, email selling, and syndication.