This guide tells you about content and images can you use in presentation and GSM Learn without running into copyright problems.
How to use this guide:
This symbol indicates learning resources that you can reuse with confidence.
This symbol is used on sources that you will need to check before use - the guide tells you how to check whether you can copy or reuse the item.
There is also advice about pitfalls you need to avoid when using images or learning resources from the internet.