Global Smart Parking Systems Market Size study, by Hardware (Pucks (Wireless Sensors) Cameras & LPRs, Smart Meters, Signage and Parking Gates), by Software (Parking Guidance System and Analytics Solutions), by Service (Consulting Service, Engineering Service and Mobile App Parking Service), by Type (On-street and Off-street), by Application (Commercial, Government and Transport Transit), and Regional Forecasts 2021-2027