Spam filters are often a huge source of frustration for small business owners. While filters can prevent a deluge of electronic junk mail from clogging inboxes, they can suddenly stop working, miss ...

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A spam filter is a program that automatically processes incoming messages to sift out spam and potentially dangerous computer viruses. There are many types of spam filters, thanks to the ever growing ...

Most of these are spam, but at least one definitely isn’t. Before I incur the wrath of non-Gmail users, let me just note that this tip also applies to Hotmail, Outlook.com, Yahoo, and so on. But ...