The program works with The Cleaning System from Aps Data-know-how. From The Cleaning System's Quality Control Module (possibly extended with the Hygiene- / Infection Control Module for healthcare) spaces/rooms are extracted for quality control. Premises are checked using IDEX while walking around in the premises. All observations are recorded in the IDEX program and transferred electronically (synchronized via FTP) to The Cleaning System. IDEX can control the cleaning quality of rooms at 3