That sounds like a fantastic mix you've got! If you've got pictures or videos, be sure to share them!!!
'Don't know if you've heard of it or not (apparently we're living in the Dark Ages since we hadn't heard of it)...but if you don't know about "Clicker Training", check it out sometime! http://www.clickertraining.com/
Jake's already almost totally housebroken, and has "Come!" down pat, as well as "Park It!" (sit) and has almost mastered "Chill!" (lay down).
I just can't believe I didn't remember how totally "loveLoveLOVE" it is to have a puppy...and how totally wonderful that "puppy smell" is! :)