1. DONT BUY USED CARS
  2. DONT BUY FROM THE NEW PERSON WHOM YOU SEEING 1ST TIME
  3. TRY TO BUY FROM YOUR FRIENDS WHO PLAN TO CHANGE MODEL
  4. CHECK WEL TRAFFIC VOILATION OF THIS CAR NUMBER
  5. INSURANCE
  6. GO TRIAL WITH A EXPECT MECHANIC IF HE IS YOUR GOOD FREIND
  7. IN GARAGE THEY CAN STOP ALL THE UNWANTED NOISES TEMPORARLY
  8. JUST FROM 1 TRIAL DRIVE YOU CANT FIND ANY PROBLEM FROM THE CAR
  9. BETTER BUY A NEW CAR