1 - U didn't mentioned,u wanna buy a 'car' in 10lakhs or a heli-koop-ter??
2 - Suppose u wanna buy a car,then first decide your prefrences,should it b a hatchback,sedan,dalla,jeep or a loader,then there are other details to it as well.
So,bhai jaan pehlay yeh decide kar lou kah kia layena hai or keun layena hai.phir agaye baat kartaye hein..