Your Attic Folks don't much like the attic work. You can spend a lot of dough doing this. Many are willing to listen and even interact for a fee. Mom, or her companions, may not have always been nice while you were being conceived or while you were gestating. Don't forget the transpersonal issues.
Sweat lodges can help.
Meditation and yoga are excellent maintenance tools for the freshly cleaned attic. It means pay attention and live in the moment . Christians say be reverent, full of awe and humble. Listen, but not to the TV , when it's the other person's turn to talk. Realize that your ordinary human desires and fears are nothing special and that praying for direct supernatural intervention is more superstitious than spiritual.