Read here how to create your CheKin.io account from Smoobu and how to establish the connection.
1. Create account from Smoobu (connects automatically to CheKin) - click here
2. Set up account in CheKin (properties will be automatically imported from Smoobu).
3. Connect account to Police.
4. Set up in Smoobu automatic email to request guest check-in. Click here
See detailed steps for connection and FAQs here
Check out CheKin English Help Desk by clicking here