To look up your blind date on facebook and determin her worthiness. Thus you can decide whether you want to see her again for the first time or proactively break off the relationship.
Ben: how was your date that suzie hooked you up with last night?
Dan: mer! ten minutes into dinner and I was in the bathroom trying to climb out the window.
Ben: I could have told you that just from prefacestalking her. When she can't find an attractive shot for the profile photo you know somethings wrong.
Dan: I'm seeing her again tonight.