Content Marketing Institute describes it as follows:
Content marketing is the marketing and business process for creating and distributing relevant and valuable content to attract, acquire, and engage a clearly defined and understood target audience – with the objective of driving profitable customer action.
But how to decide which strategies are most effective? This infographic (which is also a form of Content Marketing!) shows the pros and cons of different online strategies. When to use video, when to use whitepapers? Useful stuff.
Click the image for a larger view.