While looking for some tips about BLM I came across this google doc about almost everything on BLM. If you play it I really recommend it to you guys. Enjoy !

https://docs.google.com/spreadsheet/ccc?key=0AqG_cUArVwt5dExEVEJIRmJHd2lrczg4cnZxTDVkM1E#gid=50