This document is a lecture on marketing environment from Saddam Siddiqui's quarantine crash course on marketing. It discusses the macroenvironment (PESTLE) factors that affect marketing activities, including political, economic, social, technological, legal, and environmental factors. The lecture explains that the macroenvironment includes larger societal forces that influence companies and make up the external marketing environment, while the microenvironment consists of factors more proximate to the company.