Yes - you can always be sure that your data will be used exclusively for the specified purpose.
As a matter of principle, only such data is collected as is necessary for the processing of the work order and the associated services.
The employee responsible for data protection takes appropriate technical and organizational measures to ensure that personal data is only processed for the specified purpose. Appropriate default settings are made in the CRM and ERP software for this purpose.
There are no automatic data retrievals by third parties.