P - represents a sensible threshold for when we should seek professional help
E - Most people experience symptoms of mental disorder at some point but we press on , only when we start failing to function adequately do we seek help
E - Meaning treatments can be targeted to those who need it most
P - Failure to function may not be abnormal
E - Bereavement / break up - you may not wash , you may struggle to work , socialise etc
It is unfair to give someone a label of abnormality just because of difficult circumstances