This question gets asked quite often.
$1 a good example from a couple weeks ago. You'll find a bunch of wisdom just scrolling through r/Blind and seeing how we've answered other people who've asked the same question.
Thank you for wanting to help. I know it's awkward. If you have a more specific question we're here to share what we've learned. Hit us up any time - we've been through the stuff your friend is experiencing.