1. What are the four basic elements necessary to the formation of a valid contract?

2.How does a void contract differ from a voidable contract?What is an unenforceable contract?

3.What are the elements that are necessary for an effective acceptance?

4. How do shrink-wrap and click-on agreements differ from other contract?How have traditional laws been applied to these agreements?

5.What is consideration?What is required for consideration to be legally sufficient?