Pros:

• The Internet is available 24 hours a day.
• Internet pages can be more quickly updated than paper sources.
• Some newspapers magazines and encylopedias are available online.
• Some books not available in the library may be available online.
• Many different types of media are available on the Internet.

Cons:

• Anyone can create a web page.
• Authority of the work may not be readily apparent.
• What you see today may not be what you see tomorrow.  There is nothing to prevent the author from changing tomorrow what you quoted today.
• Internet information is usually not organized in any way to help in finding it.
• Archived materials - newspapers, magazines, etc. may not go back very far.
• There is no one to ask assistance of if you can't find anything.
• Media available in different formats may require software not available on your computer.
• Most journals and magazines are not available on the Internet except through databases which require a paid subscription.
• Most books are not available through the Internet.

  When using the Internet for research, please evaluate the authority of the site.
  See: Web Site Evaluation Guide [1]