Companies that employ overly aggressive techniques can get their client websites banned from the search results. In 2005, the Wall Street Journal reported on a company, Traffic Power, which allegedly used high-risk techniques and failed to disclose those risks to its clients. Wired magazine reported that the same company sued blogger and SEO Aaron Wall for writing about the ban. Google's Matt Cutts later confirmed that Google did in fact ban Traffic Power and some of its clients.
While the previous sentence makes sense to just about everyone reading it, we also know that in practice, content promotion is more often an afterthought than a key part of content planning. It shouldn’t be a special case to improve organic search visibility, social engagement, industry media pickups and influencer shares of your content for all the (relevant) world to see, but the standard when it comes to B2B content marketing.