Expression of will in electronic consumption contract (comparative study)

Contracted through the Internet is becoming the best way and the fastest in the completion of the transactions, and access to services. this contract has the pillars of the most important satisfaction, a contract to be right in the order should both parties expressed satisfaction at the conclusion of this contract, if the satisfaction nonexistent consequent the invalidity of the contract, and if it is defective, it was voidable contract. ways to express their will in the electronic consumer contracts for different ways of expression in traditional contracts, if one of the parties wanted to express his will, he uses the means of expression and electronic of e-mail or Web site, or through chat programs over the Internet, and also due to its consumption contract of privacy, the consumer has the right of return for granting protection to the satisfaction contract