...
Also any suggestions to improve are welcome as well.
See you later.
K.K.
Update: Providing the document in an editable form is problematic. The document is written in Latex which includes about 130 files. It would be impossible to compile with just a single one missing. Nevertheless, comments and suggestions can be added to a pdf file as well with AcrobatReader (https://get.adobe.com/de/reader/otherversions/). Alternatively the whole manual project would be best maintained with a version control system.