Personal data may only be collected and used for specific purposes and on a well-defined legal basis.

1. Go to the  Administration tab and select  Settings >  Use of personal data.
2. Tick Use of personal data to enable the data collection and processing options.
3. Make the data use purpose a mandatory field in Contact notes and/or Mail/Emails by ticking the checkbox.
4. The change will take effect after restarting the application.