Advantages and disadvantages of parking system and common parking spaces

The advantages and disadvantages of  parking system spaces and common parking spaces are:
advantages:
1, parking system spaces: compact. Save land area. Convenient management. The vehicle is not exposed to the sun. Can prevent car exposed to wind and rain,
Have better safety protection for the car.
2, common parking spaces: convenient access. Save the parking lot. Less overhead. Low parking costs.

disadvantages :
1, parking system spaces: travel is not convenient enough. The cost of parking and management fee of the stereoscopic parking lot is high. Parking costs are high, too.
2, ordinary parking spaces: Vehicle inevitably exposed to wind and rain, by exposure of suffering. Lack of good safety protection for the car.