This WSJ video says airlines own your miles, your passwords, etc. Very interesting.

http://online.wsj.com/video/who-owns..._VideoModule_1


Two Airlines Battle Mileage-Tracking Websites
Ruckus Over Online Companies That Display Frequent-Flier Miles, Hotel and Rental Car Points in One Place

Websites that help consumers manage their frequent-flier miles are the hot new thing in travel. And that bugs Southwest and American airlines.

The two carriers have sent "cease and desist" letters in the past year to several websites that track travelers' loyalty programs. Southwest argues the third-party sites threaten security of passenger information; American doesn't want outsiders "scraping" data off its website.

http://online.wsj.com/article/SB1000...338884936.html