Fox, added to the list, which now is quite long, that is of no consequence, Let go and let God is good advice, We can't save anyone if they don't want to be saved, let God be your guide, which means at least here, you asked and many people are now praying for your family. If it does not turn out the way you see it, it is not your fault.!!! We have very little control over anyone, but we can suggest, imply, and downright tell them they are doing wrong, and if I were You meaning the person who is in need, suggest, I would do this or that to get my life back in order, may not work, but it certainly won't if nobody brings it to their attention.
Best of luck and may God bless.