For IIT JEE tuition classes, you can consider both online and offline options. Here are some factors to consider when choosing the right tuition classes:

1. **Reputation and Track Record**: Look for tuition classes with a good reputation and a track record of producing successful JEE candidates.

2. **Quality of Teachers**: Ensure that the tuition classes have experienced and qualified teachers who can effectively teach the JEE syllabus.

3. **Teaching Methodology**: Consider the teaching methodology used by the tuition classes. Look for classes that focus on concept clarity, problem-solving skills, and exam-oriented preparation.

4. **Study Material**: Check if the tuition classes provide comprehensive study material, practice papers, and mock tests for JEE preparation.

5. **Batch Size**: Consider the batch size of the tuition classes. Smaller batches may allow for more personalized attention and interaction with teachers.

6. **Feedback and Monitoring**: Look for classes that provide regular feedback on your progress and monitor your performance through tests and quizzes.

7. **Flexibility**: If you prefer online classes, ensure that the platform is user-friendly, offers live classes, and provides flexibility in scheduling.

8. **Cost**: Compare the fees of different tuition classes and consider the value for money they offer in terms of teaching quality and resources provided.

9. **Location**: If you prefer offline classes, consider the location of the tuition center and ensure it is easily accessible to you.

It’s also a good idea to talk to current or past students of the tuition classes to get a better understanding of their experiences and the effectiveness of the classes. Ultimately, choose tuition classes that align with your learning style, goals, and schedule to maximize your chances of success in the IIT JEE exam.