Help!!!!! As I use XBMC .nfo files or Swisscenter?

Online metadata sources do not work well, and much repeats covers also wrong on the issues of the films. Any help or reference will help me a lot, I have XBMC running server but what to do?

[zip]

http://serviio.org/index.php?option=com ... icle&id=12

Thanks for answering, but I see only information and not a tutorial, as do I add .nfo file or XML files Kodi XBMC to Serviio? I am a rookie but a tutorial would help me a lot.