Michael Buckner/Getty Richard Branson has never had to say "I quit" to a boss; but he's heard those two words from plenty of his own employees.Quitting a job isn't easy, no matter what the circumstances. 
But there are smart - and reckless - ways to go about it.
LinkedIn recently asked the top minds in business to share their best advice for quitting a job.
Here's what Richard Branson, Suze Orman, and six other super-successful people had to say.