Useful Links being in America.

1. Your access to Free Credit Report - Know Your Rights.
2. For Indians - 'Consulate General of India' - San Francisco.
3. Best site with all information about your american immigration.
4. Tax Filing & Return - IRS 
1. Get Electronic Filing Pin - IRS Site
2. HR Block - Create Your Account 
3. IRS Free File Tax Filing
5. CAR Buying Tips:
1. Check Values of CAR on Kelly Blue Book (KBB)
2. Check CAR History - CARFAX
3. Take the CAR (with permission from CAR seller) to the CAR Brand Dealer, ask them to inspect - they usually charge small price.
4. Come up with the price w.r.t. Step #1, Step #2 and Step #3. Reduce your price bit more and bargain with the seller (Seller don't want to go to dealers because they don't want to pay extra money to go through dealers, they prefer to sell to you ;) ).