580 A.2d 732 PELLA WINDOWS AND DOORS, INC. v. JACK FARACI AND CHERYL FARACI No. 89-198Supreme Court of New Hampshire Hillsborough Decided August 27, 1990 1. Restitution — Unjust Enrichment Doctrine of unjust enrichment is that one shall not be allowed to profit or enrich himself at expense of another contrary to equity; hence where […]