Make Sure You Get Your Newsletters and Other Good Mail on a Mac
Prevent Mac OS X Mail From Filtering Known Senders' Mail as Spam
Help Mac OS X Mail's spam filter avoid mistakes by telling it who you know — and never to treat messages from these senders as junk.
Whitelist a Domain in Mac OS X Mail
Mac OS X Mail lets you exclude individual email addresses from spam filtering. Here's how to protect all mail from a domain in one swoop, too
POPFile: Make Sure It Never Thinks Newsletters are Spam
Make sure you'll never have to re-classify your favorite newsletters. Here's how to hard-wire them to a certain bucket in POPFile.
SpamAssassin: Whitelist a Sender or Domain
SpamAssassin is precise, but not perfect. To make sure its spam filters don't catch important mail, here's how to whitelist individual senders or whole domains.
Your ISP: Make Sure They Don't Block Your Newsletters
In a laudable effort to curb down on spam, many Internet Service Providers are filtering junk mail before it can reach you, and sometimes catch good mail, too. Here's how to talk to your ISP to make sure you're getting all your favorite newsletters without interruption.