08/11/2015 02:34 EDT | Updated 08/11/2015 05:59 EDT

Three Friendships You Should Develop At Work

When you start a new job you make new friends, but are you making the ones who will help you advance your career?

According to Donna Rosato, who writes about career advancement for Time Magazine's Moneysection, there are three types of people in your office you should be investing some time into befriending.

"So much of success in life is about who you know," says Rosato in the video above. "And that's especially true in your career."

Rosato explains specifically the three kinds of people who can affect your position on the corporate ladder — and why becoming friends with them should never be about using them. Take a look.

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