Scientists who study anomalistic psychology consider mediumship to be the result of fraud and psychological factors. Research from psychology for over a hundred years suggests that where there is not fraud, mediumship and Spiritualist practices can be explained by hypnotism, magical thinking and suggestion.
In short, they're going to take your money and lie to you. Spend the cash on something more meaningful for your mother.
Why would you go to a con artist? Mediums aren't a real thing. They can't talk to the dead. You're being emotionally manipulated to give up money to a fraud. Fuck those horrible people. They prey on the vulnerable.
Belinda at mythic treasures