[uiet]

>Kayak lets you save searches so at least you don't have to enter all your information again.

The free iMacros macro recorder addons for IE, chrome and firefox solve this issue on any website: https://addons.mozilla.org/en-US/firefox/addon/imacros-for-f...

[djb_hackernews]

That is a hack at best around a usability problem in your service if that is your recommendation.

If I ran a website and my users were using such a thing I'd consider that a major fail on my part.