HSBC Internatonal Business Guides: United States

Detailed, downloadable guide to standards, procedures, business etiquette and regulations. 

SELECT USA - Reports and Publications

Geared toward foreign companies planning to do business in the USA, this site provides a variety of documents that provide guidance regarding regulations, procedures and standards in hiring, taxation, business structure, banking and intellectual property. In addition, links to several industry specific guides (including one for high tech) are provided on this page. 

FDI Fact Sheets - SelectUSA.gov

Fact Sheets are available on this page providing information on specific industries, specific US states, and topics.