[Q] Usual dilemma over IAS coaching classes (to join or not to join) & which one to join!

[Q] Usual dilemma over IAS coaching classes (to join or not to join) & which one to join!

I get questions regarding coaching classes on regular basis from the newcomers. So here is the list of all articles a newcomer should go through, before joining anything....

First & foremost:

Newcomer's Guide to coaching classes & Postal material for UPSC civil service exam (click me to read it)

Now the (bitter) experiences of fellow aspirants regarding coaching classes