The Angels are a familiar foe for the Red Sox this time of year. This will be the third straight year, and the fourth since 2004, that the teams have met in the American League Division Series. But because the Angels have made some significant changes in approach and personnel from a season ago -- and because you can never know an opponent too well -- here are five facts you should know about the AL West champs. (Text by Chad Finn, Boston.com staff)