What do National Retail Properties (NYSE:NNN) and Public Storage (NYSE:PSA) have in common?

REITs are known for their big dividend yields -- by law, 90% of their earnings have to come back out to shareholders. But the chase for yield can be daunting, especially with so many other investors willing to pay higher and higher prices just to receive a repeatable dividend.

In the following video, Motley Fool contributors Jordan Wathen and Patrick Morris explain why National Retail Properties and Public Storage might not be the best dividend stocks to buy now.