Gmail will sometimes mark some emails as:Important according to our magic sauce.How does this work? What kind of emails would get marked as important according to our magic sauce?What may be some of the factors that are at play?• Background: Emails that are marked as important by Gmail always come with a corresponding reason. Aside from important according to our magic sauce, there are:    •Important mainly because of the words in the message.    •Important mainly because of the words in the message.    •Important mainly because of the people in the conversation.    •Important mainly because of the words in the message.    •Important mainly because of your interaction with messages in the conversation.    •Important mainly because of the words in the message.    •Important because you marked it important.    •Important mainly because of the words in the message.    •Important mainly because it was sent directly to you.    •Important mainly because of the words in the message.    •Important mainly because you often read messages with this label.• email.about.com has some vague piece of information:Important according to our magic sauce.  You may see this for older messages marked as important.• Search links:    • gmail important according to our magic OR secret sauce (Google)    • sauce (Gmail support)    • important (Gmail support)
Why does Google mark messages as 'important according to our magic sauce'? Criteria?
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