Information on the internet is mostly unfiltered, requiring extra caution in selecting reliable sources. Virtually anyone can create a web site on a topic, regardless of their training, education, or experience in the subject field. You may also find e-mail messages and newsgroup postings in your search results, as well as business-related or commercial sites, posted by companies whose primary purpose is to convince consumers of the value of their products or services.
When evaluating a web site, check these basic points:
The following PDFs provide more tools for evaluating websites. Use the checklist to help in critically analyzing a questionable website or blog.