The DEMO version only includes 4 pages:
http://immobilienpreise24.de
http://immobilienpreise24.de/index_menue1_1_.html
http://immobilienpreise24.de/pwvergessen.html
http://immobilienpreise24.de/registrierung.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com to buy a fully functioning site.
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