Billionaire founder Sara Blakely's best business advice

SPANX inventor Sara Blakely believes that anyone starting a business should ask themselves one important question.

How Sara Blakely Went From Disney Goofy to Spanx Billionaire

Video) Sara Blakely Shows Us How She Went From $5,000 to $1Billion

Review: Sara Blakely Teaches Self-Made Entrepreneurship on

Why Spanx's Sara Blakely kept billion-dollar idea secret

Sara Blakely is a soceessful entrepreneur and the

SPANX Founder Sara Blakely's Story: From Door-to-Door Sales to

What the Spanx billionaire packs for a flight

How Sara Blakely lost her way to a billion dollars – Times of Startups

Nathian Myers posted on LinkedIn

Entrepreneurial Tips from Sara Blakely - Apex Business Advisors

Bumble's Founder Wants Women to Make the First Move, in Love and

Book Sara Blakely for Speaking, Events and Appearances

Spanx founder Sara Blakely on the dinnertime question that helped