In this section present frequently asked questions and our answers to them. The list is roughly sorted by topic and is regularly expanded and extended.

You can't find your question?

In case you can't find your question in our collection, please send us a short e-mail describing your question. You can use our contact form for this purpose.

Privacy statement   |   Impressum   |   Site built with Simple Responsive Template   |   Modified:27.7.2023before midday byJCS