 Yeah, that's definitely true. And also, let's be honest. I mean, these tips are going to be helpful for folks who have flexibility in their travel plans. But sometimes when you're booking a last minute trip, it's because something's come up. You have to be somewhere at a certain time. You may not have that kind of flexibility. So, again, these are tips, but they are far from guarantees when it comes to looking for last minute airfare. All right. Tip number one. How do we begin?