The economy had tightened, leaving little money for expensive new undertakings.

Using company cars for your business can be an expensive undertaking.

This is the most expensive undertaking in the history of my company.

This proved to be popular among the natives and an expensive undertaking for the government.

A. No, because it would be an enormously expensive undertaking.

Between ourselves, Pat, it's quite an expensive undertaking, even for me.

Finding and then persuading people to take a look is an expensive undertaking.

But doing so in enough strength to take on, say, the Colombian national police force of 80,000 could be an expensive undertaking.

So replacing the copies will not be an expensive undertaking.

Such treatment, however, could prove to be an expensive undertaking, experts say.