Building, birthing particles based on velocity, smoke

http://forums.odforce.net/index.php?/topic/6831-building-crash-help/page__hl__%20crack__fromsearch__1

http://forums.odforce.net/index.php?/topic/7828-birthing-particles-based-on-velocity/page__hl__%20crack__fromsearch__1

http://forums.odforce.net/index.php?/topic/14628-smoke-solver/

http://forums.odforce.net/index.php?/topic/14189-rbd-fractured-object-inherit-velocity-from-point-velocity/

http://forums.odforce.net/index.php?/topic/13969-parenting-the-cam/page__p__86947__fromsearch__1&#entry86947