Isn't training him to keep his head down the point though? I mean, I wouldn't expect him to keep it down without any direction. I respect everyone's opinions but I am confused myself!

I've used martingale's and have had great success with them...
Although, I have also had to keepincouraging Blu to keep his head down for I don't have a martingale at the moment. It's not easy! He usually brings it back up after I encourage him to lower it.
Anyhow, I think a martingale would help nicely. That's what everyone I know uses. I also plan on using...
(not meant to be rude, mean, or out of order or anything! Just a post of opinion)