Matt McCue is a contributor at Fortune.
It's not as easy as it sounds. And you need to get it right.
This founder started with $18,000 in his bank account. Now he runs a $4.5 million fast-casual-food brand.
Collaboration for these founders is professional and personal.
He bet his retirement. Now he runs a multi-million dollar business.
It's become a cliché -- the adorable little company making its cute, small-batch goods. But for some founders, that was just the starting point.