"You can lead a horse to water but you can't make it drink." You've done everything you can and I'm glad you didn't go with him. Keep us posted on if he finds a place!
"Being deeply loved by someone gives you strength, while loving someone deeply gives you courage." ~ Lao Tzu
Re: Update on BD's Suitable Home Hunt
Hopefully he goes, and signs a lease, but I don't have high hopes. Maybe he'll take his GF with him