I have increasingly been receiving more and more spam, and the majority do not list my e-mail address in the To: or Cc: fields. Of these e-mails, there are only a handful of unique e-mail addresses, so they are not a random address, I get many e-mails that are addressed... More

What steps does my company need to take to ensure that emails sent to our customers are not automatically marked as spam? Do you use digital signatures? Whitelists? DKIM? Is there a set of standards we need to agree to? Note: Our emails are not currently marked as SPAM... More