If you have a website that you want to use to promote your business in United States,what would be the techniques you might be using? Consider you already have a well optimized website to promote your business globally and you want this new website to focus in United States only
1. Have you targeting in Google Webmaster Tools to focus on USA only.

2. Ideally have a USA address and Phone No.

3. If it is local site, then build your citations with local directories in the USA.

4. Try to have the cluster of sites that link to you that are from US based domains.

5. Schema and structured data allow you to markup your web content with special tags that help Google extract specific types of information and then display them in search results.