Christopher Hawker was thrilled when his invention hit it big. But just a few years later, his company was on the brink of bankruptcy — until he reinvented his business model.

I just read your article on commercial lending. For budgeting purposes, what should I expect to pay in interest for an asset-backed line of credit?

Our business is growing, with new products, staff and changes that we know can help us get better visibility and a stronger reputation. But when it comes to public relations, should we do it ourselves or hire a professional firm?

From politicians to charities to entrepreneurs, crowdfunding is the hottest new way to raise money — and awareness — by tapping into a network of virtual strangers.

Insights from Paco Underhill, a world thought leader on shopping behavior, retail environments and 'Why We Buy.'