To opt-out of aggregation and analysis of data about your visit to this site, it is necessary to install a cookie on your browser. This cookie identifies that you have opted-out.
If you delete the opt-out cookie, or if you change computers or Web browsers, you will need to opt-out again.
Opt-out - Exclude me from visitor session aggregation and analysis (install the its.de opt-out cookie) - Click Here.
Opt-in - Include me in visitor session aggregation and analysis (do not install the its.de opt-out cookie) - Click Here.