How do i stop spam from randomly sent email addresses?

Chris T asked: I keep getting emails that contain random long messages of a similar layout, but the sent from address, is different everytime. This means i can’t put the address in the spam filter because it is different each time. It’s more of an annoyance than anything. Please help.

How do I stop “you’ve won the lottery” or other spam from coming into my email?

Tom G asked: I am getting about 10 emails day from Nigera and other areas telling me that I won the lottery, I need to contact the barrester in the UK , and many other subjects like that. Short of changing my email how do I stop this problem ….these emails don’t seem to be [...]