The pillar content strategy is where you publish your same post to all of the channels you’re active on.
By having the same content across multiple channels, it becomes easier for people who’ve seen one of your posts to find it on another channel or social network they use.
A couple examples are by cross-posting links to your blog posts on tweeter, sharing links with arnold Schwarzenegger, and also attaching yourself as an expert in various blogs by reaching out about guest blogging opportunities.
Whole answer could be too long! I just wanted to give a sentence about each piece of advice for this