Yes, it has been designed to provide a general introduction to intellectual property and can be used for students with different national and educational backgrounds.
The manual is currently only available in English.
Yes, but you must clearly state that your translation has not been authorised by the EPO, and that the EPO is not responsible for its correctness. You must also remove any other reference to the EPO, in particular its official logo.
These can be found on the "Terms of use" page.