5 Telephone interviewing
Questions and principles every client should ask before starting a project, while briefing it and after it has been carried out:
- How are interviewers trained for their work?
- How is the interviewers’ work checked?
- How are personal data protected with regard to the GDPR?
- What is the methodology for selecting respondents?
- How is compliance with this standard checked?
The standard can be downloaded in full here.
Summary
Full version in Czech only