0 Why are pillar content & topic clusters essential for a good content strategy? Posted on November 28, 2019 by admin Why are pillar content & topic clusters essential for a good content strategy? A2: Pillar content explains everything about the core business including features, benefits & so on. Where as topic clusters are based on providing further information in detail specific category. Pillar content is macro level & topic clusters content is micro level#SEMRushChat— Amar? (@amartadi) November 27, 2019