When you aquire products with these rights it means exactly what is says. These products are for your personal use only (PUO).
You cannot resell or pass the product on in any way whatsoever.
Products with these rights can have a good value for you if they are going to teach you about something which you need to learn more about.
As with all products, read the licence very carefully and adhere to the instructions included.
There is a short list of the latest products available and more will be found on the product pages.