This project is offering a great business opportunity.

I spent a night at a business hotel.

I booked a business class for the next flight.

He made up his mind to apply for a new job.

He went on a trip with his American friend.

It's important to believe in yourself.

She uploaded a selfie to Instagram.

She took a selfie and uploaded the photo to social media.

He should stop his selfish behavior.

Since that's his own concern, we better not interfere.