"Hey guys, I think I can help with that. SMTP relays can be used for spamming, but if you're just trying to automate emails for your project, I'd recommend using a more secure email service like Sendgrid or Mailgun. Has anyone else had success with these services?"
"Hey guys, been messing with SMTP relays on my own server and I gotta say, it's been a wild ride. Got it set up with a simple shell script and it's been working like a charm. Anyone else got any tips on how to secure it from spam abuse?"