@maxpayne and all, this is an URBAN MYTH that flight pricing engines track you and charge more. A guy in reddit had a bounty to prove it and nobody could. before I read that, i used to think that too.

http://www.reddit.com/r/LifeProTips/comments/1ekv6e/lpt_bounty_1_year_of_reddit_gold_to_the_first/