Are you the Fallback Girl? If you've ever found yourself in a relationship that feels and seemingly looks like one but you're struggling with commitment or you've been in the ambiguous territory of a 'casual relationship', you've likely tried to change them, wondered what you 'did' to cause this, what you can do to win their love and commitment, or even whether you're going crazy. Mr Unavailable and the Fallback Girl is the definitive guide to understanding...