It's good to to know that your friends got back his car, very lucky person. Sad for the other buyer.
Pray that Allah keeps us all safe and out properties safe from thugs and robbers.
Immobiliser did help in recovery of the car in this case and every car in Pakistan should have it but our thief bureaucracy would not let that happen to fill their pockets with rishwat from big companies.
Insurance is also must.