Billionaire Spanx founder Sara Blakely shares her best business advice

By A Mystery Man Writer

Shark Tank's Mark Cuban and Sara Blakely: How to Get to $1 Million

Business Tips From the Person Who Reinvented the Girdle

Spanx Billionaire Sara Blakely's Tip for Single Women at Thanksgiving

Sara Blakely - Spanx Founder's Tips for Success

Billionaire Spanx founder Sara Blakely shares her best business advice

Sara Blakely

Spanx founder Sara Blakely on the dinnertime question that helped

Sara Blakely – Business & Life Lessons From a Self-Made

Sara Blakely

What the Spanx billionaire packs for a flight