SPAM email is irrelevant or inappropriate electronic messages sent on the internet to many recipients.

Email providers have various controls and tips to manage SPAM email.
  • Gmail SPAM
  • Outlook SPAM
  • Yahoo SPAM
Additionally, email marketers, when sending large volumes of email, should you email marketing applications.  Generally, these email apps are not routed to SPAM folders by the client software; unless a user has tagged it as SPAM.