Working with friends or family "usually doesn't end well," Lemonis says.
"In the old days, all of us had to pay our dues."
It doesn't matter whether you go to community college or get a four-year degree.
"Business has a tendency to be like a drug ... and you become addicted to it."
“I’ll go on a Saturday and spend three grand," Marcus Lemonis says of his shopping habit.
Marcus Lemonis tries to reform a "disrespectful" small business owner.
And what to say to an interviewer.
“It was ingrained in the culture of our family" to put business before pleasure, says Lemonis. Here's what it taught him.
This "is one of the most explosive episodes I've done in years," says Lemonis on CNBC's "The Profit."
"You really need to work on letting things roll off your back a little bit more."
It's a strong management tactic.
When a New York City designer finds himself in over $56,000 debt, millionaire investor Marcus Lemonis offers some advice to turn his career around.
Self-made millionaire Marcus Lemonis reveals how a small business owner's character flaw stands between millions in revenue and running out of funds.
"I am a big believer that you are who you do business with."
Marcus Lemonis, star of CNBC's "The Profit," visits the pot capital of the U.S.
"The Profit" star does not subscribe to the "new year, new me" mantra.
"Being in business isn't about making a million dollars in the first year it's about enjoying and celebrating the little wins."
"If I can't convince her to trust my process, Monica Potter Home may be at risk of closing forever."
"I think everyone needs to lighten up."
"I don't really care," says Lemonis of cryptocurrencies.