A couple of folk offer instructional DVD's for BOB drills.
Sammy Franco of CFA has "Body Opponent Bag Training" youtube clip here
Lee Morrison of Urban Combatives also offers a DVD.
BOB is just a tool, hit BOB, >>"scrapple"<<( I think this may be trademarked
) BOB,
or grapple BOB... nuffin much new in the world. Yet another clip here .