Quantum valebant is a Latin phrase meaning “as much as they were worth.” It is sometimes used in its singular form, quantum valebat, meaning “as much as it was worth”. This is a general calculation of law that is similar to quantum meruit. The two legal actions differ only in the quantity that is used to obtain the fair value of the services provided, while the quantum well being is used to recover the fair value of the goods sold and delivered. Is sometimes it happens people do their work and put their labour, but still, they do not any penny for their work. The doctrine of quantum meruit and the quantum celebrant is the medium through which the victim can recover his value of services and particularly to say, the doctrine of quantum valebant gives protection to shopkeepers and businessmen in order to recover their value of goods sold.