Social networks are another method to engage in business research. Sites such as, Linkedin, Facebook, YouTube, Twitter, are used to distribute business content.
When researching a company, product, market, business person or industry, do not forget to check one of the most ubiquitous methods of communication -- social media sites.
Check Company website-most companies will have an Investor Relations section
The most commonly used regulated filings are: the Financial Statements and the Management Discussion & Analysis.
SEDAR does contain copies of annual reports, but these documents (with the exception of the financial statements and MD&A which are frequently embedded within an annual report), are NOT regulated.