Board Thread:Questions and Answers/@comment-32866969-20170815202007/@comment-25961322-20171001152851

Lavasyris wrote: I still haven't gotten the vaults. I tried everything to unlock them. I didn't even get the end credits. I don't know why. If someone can help it would be appreciated.

I recommend visiting Hobson's Page. You can use it as a guide to check if you've read every letter. If it's not one of Hobson's Letters, read Casey's Letters.