I have (or had) a best buy HSBC credit card. I never made a late payment and or ever missed a payment. I had a 3500. available credit line. Last week I paid off in full my small balance on the card. Today i went into best buy to purchase a new lcd tv. My credit card was denied, while i was in the store i called HSBC. They stated that after i paid off my balance They reviewed my credit and dropped my available balance to $350. this was done without any knoweledge of my own. I told them to close the account and they "Best buy" just lost... read full review »