Whoever 'they' are, I end up deleting 3 or 4 beg-e-mails per week from 'em.
Re the phone calls: Digitone Call Blocker
I know things are tight all over, but it's worth every penny.
That after exploring methods of causing permanent hearing loss to spam callers; but that would have required time out of my day, and that little box above handles it w/o intervention.
cheers