Valentine's Day is supposed to be a happy time when people in love go out of their way to spend extra money on frivolous things that somehow make up for the rest of the year without enough expressions of love.  Wait...that came out wrong.

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But what about all the lonely people who just can't seem to find love in any of the right places.  That's when they turn to Craigslist.  check out some of the saddest personal ads from our friends at Ranker.com...