Answered Sunday 20th January 2019
Preparation for Civil Services Examination doesn't necessitate coaching; every year lots of candidates do it with self-help and achieve success.
So, first remove this barrier from your mind.
For success in Civil Services Examination you need capability and commitment; you overcome meagre economic conditions when you focus your attention on your goal and give your best.
It is too early to make final decision about the subject as first you need to understand which subject suits you. It is all about interest and familiarity with the subject and understanding the related demands each subject has.
To begin with you can pick NCERT Books for some of the subjects like History, Geography, Sociology, Economics, and Political Science that are constituents of General Studies syllabus for Preliminary as well as Main Examination.
This will strengthen your basics and will give you conceptual clarity.
You also start reading at least 2 newspapers (one national daily like The Hindu or Indian Express and one regional newspaper) daily to be abreast with the latest.
Take small steps and try on be consistent with preparation.
The following article will give you some insights about planning your foray in to Civil Services Examination.