Jewel, One of the best guide dogs I've ever seen was trained by his woner, a long time friend now deceased He was part great dane, part german shepherd and weighte in at 120 pounds.
I've actually never met a mastiff but I have a picture of huge <GRIN> I'm sure you'll find your proof of smartness, question is will it be proof enough for Buddy! the combination you need, or so i think from my position of inexperience, of brains and disciplin is a tricky ballance I bet, but I'm sure you'll do it right. tom Fowle
