This document discusses understanding business environment and market needs and wants. It lists various needs and wants of people that could be the basis for business ideas. These include education, exercise, food, phones, computers, transportation, internet access, and more. The document also outlines several factors that influence business environment and market - natural environment, demography, culture, government regulations, economy, and technology. It provides brief descriptions of each factor. Finally, the document lists some questions one should consider when screening business ideas, such as capital needs, demand, one's experience, legality, and alignment with interests.