Many PIP claims fail even when the difficulties are real. Not because the evidence is weak. But because one scoring rule is misunderstood or never applied properly. . That rule is the reliability test. If an activity cannot be done safely, repeatedly, in a reasonable time, and on the majority of days, it should not be treated as achievable. When this rule is missed, valid claims are wiped out. . Here’s how the rule works and where people lose points: . Doing it once is not enough Example mistake