These actions may result in account suspension:
- Sending unsolicited emails (spam)
- Using purchased, scraped, or rented email lists
- Ignoring high bounce or complaint rates (>5%)
- Re-uploading suppressed email addresses
- Mixing promotional content in transactional streams
- Sending phishing, malware, or illegal content
- Failing to honor unsubscribe requests
- Spoofing sender identity