Is Correspondence Course materials from Coaching Institute (say Carrer Launcher / Time) is helpful for preparation for CAT or other B-school entrance exam ?

MBA CAT 2023
1

I have an experience of 3.5 yrs in Software Industry and preparing for B-schools. Please let me know whether the correspondence materials will be helpful in the preparation and can act as benchmark in preparation.

2

I have an experience of 3.5 yrs in Software Industry and preparing for B-schools. Please let me know whether the correspondence materials will be helpful in the preparation and can act as benchmark in preparation.