There is a crystal clear buying opportunity approaching on shares of Best Buy Co Inc (NYSE:BBY). It has two support keys to it, one is gap fill and the other is major former resistance which now becomes major support. The levels coincide at $40.00. This tells advanced traders and investors that when Best Buy stock hits $40.00 it can be bought for a swing trade bounce. The bounce should be a minimum of 10%, back to $44-$45.