new reliance petrol with an LPG Refilling pump

HI,
MYSELF PRAVIN
I would like to know some information to open a new reliance petrol with an LPG Refilling pump.
Kindly let me know the under-listed details .
1. Land requirement
2. Capital Investment
3. Any other information pertaining to the project
4. I want to know the rules and regulations to run petrol pump.
I also want to know the investment detials to apply for a reliance petrol pump.
WAITING FOR YOUR FAVOURABLE RESPONSE.