This paper will explore the legality with respect to zoning of the sharing economy titan, Airbnb.[2] Section II will provide insight into why Airbnb has become so popular, and why municipalities have reason to fear its growth. Many municipalities adopted regulatory systems ten, twenty, even thirty years ago. These systems have proven ill quipped to handle the growth of various new technologies, sharing economy services included. Undoubtedly, technological and economic developments produce better, more efficient lifestyles. municipalities moving forward, with particular focus on how two major American cities have responded to Airbnb in vastly different ways.