Business Insider Select

The 3 best credit cards for adding someone as an authorized user — so they can build credit and get benefits like airport lounge access

While it is important to be careful when adding an authorized user to your credit card, it can make sense in some situations. Here's when it does.

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51 units at 26 years old after starting with just $3,500: How Tristan Thomas parlayed a single mobile-home purchase into a real-estate business that 'grew like wildfire'

"I'm not doing anything special," Tristan Thomas, a 26-year-old real-estate investor with 51 units under his command, said.

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If you have a Chase Sapphire Preferred or Reserve, adding a no-annual-fee Freedom card can earn you even more bonus points

If you have a Chase Sapphire card, adding the Chase Freedom and/or the Freedom Unlimited can boost your rewards through different bonus categories.

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An engagement ring is a major purchase — here's the best way to pay for it

No matter how much you spend, choosing a card with an introductory APR offer on purchases gives you time to pay it off without interest.

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Here's what it takes to get accepted into the Kellogg School of Management at Northwestern's MBA programs, according to 6 graduates, the senior director of full-time admissions, and a former admissions officer

Business Insider spoke with alumni and admissions about getting into the number 10 business school in the world, according to 2020 rankings.

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The first patients have arrived at the hospital China panic-built to treat the Wuhan coronavirus. Here's what it looks like inside.

The Huoshenshan Hospital in Wuhan, China, designed to treat people with the novel coronavirus, was built in 10 days.

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Tension between Trump and Pelosi dominated the SOTU, beginning with a snubbed handshake and ending with a ripped-up speech

House Speaker Nancy Pelosi referred to President Donald Trump's State of the Union address as a "dirty speech" after ripping it in half.

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Google's cofounders lost almost $2 billion each after Alphabet reported lower than expected revenue. Here's how they built a combined $127 billion fortune and how they spend it.

Larry Page and Sergey Brin may have only taken salaries of $1 each while at Google, but they're still two of the richest people in the world.

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These are the 38 biggest stars on TikTok, the viral video app teens can't get enough of

These TikTok stars with millions of followers found fame creating short video clips lip-syncing to soundbites and showing off viral dances.

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