And that's why we've invested a lot of energy in following up on these reports.

You've got to invest a lot of time to find out what's going on.

He invested a lot of resources into its social and economic development.

We are investing a lot of time and money in that fight.

If it's really good then we get to invest a lot of money, like last year.

The director said she invested a lot of time in getting the students used to her presence.

We invested a lot of money in a contract with him.

Moreover, he had invested a lot of money in the program.

We're just starting and we invested a lot of money.

But we still have to invest a lot of money and also time in research.