The words of a contract should be construed in their grammatical and ordinary senses, except to the extent that some modification is necessary in order to avoid absurdity, inconsistency, or repugnancy.

If there is something in the context to displace the presumption that it was intended to carry its technical meaning, ordinary meaning should be given to it by the court.

In the common law of contracts, the expression of a term which the law implies as a necessary part ofIn the common law of contract the contract has no greater effect than the implied term would have had is also employed in interpreting contract

In the common law of contracts,where the words of a contract are capable of two meanings, one of which is lawful and the other unlawful, the present construction should be preferred  is also employed in interpreting contract.

In the common law of contracts,  a contract will be construed so far as possible in such a manner as not to permit one party to it take advantage of his wrong  is also employed in interpreting contract.