Originally Posted by
delayedinLGA
You will know that its price changes.
You can't call Ford Motor Co and say hey, I bought your stock for $20, now it sells for $12, can I have my money back?
Or, if your favorite grocer sold you apples for .50 / lb but now they have them for .40, do you ask them for the difference?
Well, with some places of business, yes you can ask them for the difference:
http://www.bestbuy.com/site/Electron...at107400050005
But in the airline business, only Southwest (that I am aware of) offers a penalty-free credit when the fare drops if you buy non-refundable tickets.