How useful was the course PGPX in IIM Ahmedabad for your career?

Whether the PGPX course in IIM Ahmedabad is useful for your career depends on what exactly you want to achieve from the course. It could be one of these things:

1. Increasing your pay

2. Switching industries 

3. Aiming for a particular position at a particular company 

4. gaining a holistic view of the organization

As much as this course will help you achieve the above goals, your past experience matters the most. The course can be a driving force in your career but not the main force. It will enhance your skills and personality and not change it. So it's best to keep your expectations from the course low and focus on yourself.