The most authoritative source for copyright information is the U. S. Copyright Office. Stanford University maintains an excellent resource on copyright and fair use at their Stanford Copyright & Fair Use Center page.
The University of Tampa policies on intellectual property can be found in the Faculty Handbook, chapter 6, section 10. The pertinent passages may also be found in the tab of this guide titled Copyright (for Faculty).
More copyright resources and tutorials can be found below.
*The contents in this guide are suggested guidelines and do not serve as legal advice.*
Complete this four-factor checklist to support your accepted use of content. Fair use isn't black and white, but more of a leaning based on the four-factor evaluation. Retain a copy and it could provide some legal protections.
And for a much more animated explanation of copyright, check out the Copyright Exposed animated videos from the "Taking the Mystery Out of Copyright" series by the Library of Congress. (Uses Adobe Flash.)
The video "Copyright Basics" from the Copyright Clearance Center provides a great overview of copyright and related issues.
Digital Copyright Slider: Is it Protected by Copyright? - Use this tool to determine if a work is protected by copyright or is in the public domain. (ALA Office for Information Technology Policy)