hmm I"ve bought LOTS this year and still haven't made my way through all of it and what I've done I haven't done enough but my initial impressions on what I HAVE tried..
best:
bellicon!
definitely worth it
KCM TLC, weights, YBB
Eoin Finn's Blissology
Ellen Barrett's studio workouts(barefoot cardio, G&G, etc)
CS seasons 7,8, essentrics stretch and strengthen
Rodney Yee's AM Yoga For Your Week (one of fave dvds ever!)
worst(could change to better in time)
katami bar set
hula hoop stuff(no room)
stability ball stuff(no room)
winsor pilates stuff from gaiam's sale