The age of your email address is a big factor. Both my work and personal (custom domain) addresses have been active for over 20 years. I’d say 85-90 percent of

The age of your email address is a big factor. Both my work and personal (custom domain) addresses have been active for over 20 years. I’d say 85-90 percent of what I get in my inbox is spam, despite Google and Microsoft “ML filters” in place. Most of this is “tech salesperson” spam or corporate newsletter type stuff. But they bought my email address, and are sending unsolicited mail, so I report it all hoping to harm their reputation with Google and Microsoft.