Everyone loves to get upgraded when flying. There's more legroom, free drinks, better food, and it's just a heck of a lot nicer than getting stuck in coach. However, as we all know, upgraded seats can cost a lot of money. For instance a round trip flight in coach between JFK to Paris CDG on American Airlines in October runs $454 in coach. Upgrade to first class on your own and it will cost $4,992. So, who wouldn't want to get upgraded for free? But in general, airlines are stingy. However, they are exceptionally stingy when it comes to giving away upgraded seats. In today's blog post, The Professor gives some tips on how to get that "free" upgrade.