Working capital is the fuel that turns women-owned startups, small businesses, and sole proprietorships into standouts. Here are four funding tips for female entrepreneurs.

Overall, women-owned businesses account for nearly one-third of all businesses in the country. Of the nearly 10 million women-owned businesses in the U.S., a disproportionate 89 percent are sole proprietorships with no employees.  That compares to all U.S. businesses, of which only 75 percent are non-employer businesses.