The city of Boston, Massachusetts enacted a city zoning ordinance that prohibited outdoor advertising signs, including billboards. On-site signs at a business location were exempted from this rule. The city based its restriction on traffic safety and aesthetics. Metromedia, Inc., a company in the business of leasing commercial billboards to advertisers, sues the city of Boston, alleging that the zoning ordinance was unconstitutional.

As the attorney representing Metromedia present your arguments on behalf of your client. Explain how/why this ordinance violates the U.S. Constitution.