Most entrepreneurs are sole proprietors. In fact, sole proprietorships are the most common business structure in the United States: accounting for 73% of all businesses and including more than 23 million people. Sole proprietorships can vary in size, but they come down to this essential structure: one person owns, operates, and pays taxes on the business.

Are entrepreneurs born or made? While some traits are inherent, we can also acquire and hone the qualities that make entrepreneurial leaders great.