Should You Unsubscribe From Spam?

BlackHole, NASA, space, what a blackhole looks like

Around 70% of the 250,400,000,000 emails sent this year are spam. Unsubscribing to spam is one of the worst things you can do to avoid getting more spam, and there’s plenty of literature online to support this.

So, how do you reduce spam if you can’t unsubscribe?