Importance of a contractual relationship

Describe the requirements of a valid contract. If a contract is written unclearly, what happens? Please provide examples to illustrate your points.o Requirements: 500 words minimum, APA format

Prompt: Write a summary of the Commerce Clause and its effect on business activity, discussing the evolution of the Commerce Clause after reading the assigned cases: Gibbons v. Ogden, 22 U.S. 1 (1824); Wickard v. Filburn, 317 U.S. 111 (1942); Heart of Atlanta Motel Inc. v. United States, 379 U.S. 241 (1964);and United States v. Alfonso D. Lopez, Jr., 514 U.S. 549 (1995).Requirements: 750 words minimum, APA format