Copyright: Do NOT Use Intellectual Property without Asking Permission!
Are you going to be using purchased training material?
Does a copyright notice appear anywhere on the introductory pages? On a footnote? In an appendix? Anywhere? Make the effort to thoroughly check for a notice to ensure that the re-use of any existing material does not violate stated copyright provisions. Even if the content was purchased years ago and used at that time, a note to the copyright holder will safely determine any restrictions concerning its revision.
When writing the copyright holder to obtain permission for using the material, indicate how it will be used. On occasions, there may be a charge for this, but usually it won’t be as much as the cost of the original ...
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