1.   Are they for domestic only, do they have blackout dates or require reservations weeks in advance?

2.   Blackout dates and some restrictions apply.

3.   Blackout dates apply, and seats are limited.

4.   Blackout dates vary by geography because of the differing holidays around the world.

5.   Both sets of coupons have blackout dates and other small type.

6.   But Northwest said it will end blackout dates across its entire network, which includes extensive operations in Asia.

7.   But they all come with conditions and restrictions, like blackout dates and limited availability.

8.   But you are still subject to blackout dates, mostly around major holidays.

9.   Dodging the thicket of blackout dates made the task look formidable until she found an agent as interested in making the trip work as she was.

10.   Even though he has not decided whether to invade, he knows that there are certain blackout dates for the use of military force.