Airlines and hotels are basing their plans on the assumption that corporate frugality will continue for years.

I'd be a fool to base my plans on anything that inexact.

We based our plans on that very fact.

I based my plans on the results obtained through our reconnaissance.

He had so little certain information on which he could base his plans.

Each will base its plans upon the detailed needs of its customers, and on the strategies chosen to satisfy these needs.

I'd not want to think you were basing all your plans on something no more positive than that.

It was upon this that The Shadow based his plans.

Between us, we can not only help you make a better deal, but carry back a lot of useful information to base our specific plans on.

He should base his plans upon the proposition that what had once been accomplished could be done again.