Dear Sir Madam I m using a Scoprio and i would like

Dear Sir / Madam,

I'm using a Scoprio and i would like to install Reverse Parking Sensor (like Intellipark in Xylo), and with regards to these i would like to the following:-

1)Is it really helpful,
2)How much does it cost
3)Which cos Parking sensor is best
4)Is it available with all Car Accessory dealers, or with any specific accessries dealers in Mumbai?

I would also like to know such other useful and informative type of accessories for Scorpio.

Please assist and guide me on the above.

Thanks & Regards,
Pankaj R. Panchal