Hi, the following are the points which you should consider while selecting the best ias coaching center in India:-
1. Knowledgable fcaulty
2. Best study material
3. Live classroom coahicng
4. Personalized attention
5. Talk to the ex- as well as current staudents of the institutes
6. The success rate of the institute should be high
7. Excellent infrastructure
8. Updated pedagogy
I would suggest you to visit Rau’s IAS Study Circle before you finalize any other ias institute for your ias exam preparation because its the oldest and the most reliable ias coaching hub in India.