Contract law pakistan pdf

What is contract law in Pakistan?
Contract law is a body of law which encompasses an agreement between private parties creating mutual obligations enforceable by law, basic elements required for the legally enforceable contract are mutual assent, expressed by a valid offer and acceptance, adequate consideration, capacity and legality, an agreement .
Essential Elements of a Valid Contract
Proper offer and proper acceptance.
There must be an agreement based on a lawful offer made by person to another and lawful acceptance of that offer made by the latter.
Section 3 to 9 of the Contract Act, 1872 lay down the rules for making valid acceptance.

What is contract law in Pakistan?