I have found that they are so numerous these days that you cannot bounce them all. They are getting better at it.
That is true. I’m runnin into emails where I go to block a keyword in the “from” headline, like say “dewalt”, and it won’t recognize the from keyword- somehow they hide their “from” title from keyword blockers, so I have to block the ip as address for that larticular sender, but of course they change their address rapidly, so I have to keep blocking them. I did block something, I can’t remeber what now, their domain perhaps? As it got so annoying