1. You don't need to stop people from buying cars. If you reduce the number of cars during rush hour, that solves a lot of traffic and parking problems.

2. See 1

3. See 1 again - No need to sell the cars. We are talking about reducing traffic and parking problems during rush hour.

4. Yes, if it takes you 10 minutes to reach work instead of 2 hours.

5 and 6. Metro Construction already planned and underway. How good it will be or if its just a farce like the public bus system is out there for anyone to guess.

Next questions please :)