Because while we all Facebook stalk, protocol is to not admit it. I might know, from status update, that a potential best friend swims laps every morning, but it'd be crept to say "Don't worry about eating that doughnut, you deserve it after all those calories you burn!" Instead, I check out her profile and she reviews mine, but then we meet and pretend to know nothing.

MWF Seeking BFF: My Yearlong Search For A New Best Friend