This document discusses small businesses. It defines small businesses based on factors like total assets, number of employees, and independence from larger companies in their field. Small businesses are classified into categories like manufacturing, services, wholesaling, retailing, and construction. Characteristics of small businesses include independent management by the owner, small capital requirements, and mostly local operations. The economic importance of small businesses is that they provide opportunities for entrepreneurs, products/services for consumers and other businesses, employment, and support for the government. However, risks of small business ownership include uncertainty of income, risk of losing capital, lower initial quality of life, complete responsibility, undesirable customers, paperwork, long hours, and demanding work conditions.