A nice overview of a product/service/industry?
The demographics of people in the United States in general?
Demographics of people in the United States who might buy a specific product/service?
Competitors for a specific company?
Companies within an industry?
The latest news about a company, industry, product or service?
Financials for companies?
Keep in mind most private companies will not make financials available.
Ratios and financials for industries to help build an income statement and balance sheet?
Basic news about the United States economy?