To go for General Combined Course. Don't prepare for all the exams like WBCS, SSC, PSC, Rail, Bank etc. simultaneously the outcome may be a big zero. Be a specialist candidate, not a Jack of all trade!
Beware of the trap of corporate sector who believes in 'Jo dikhta hai wahi bikta hain' policy and knows business very well. You may be made to mislead by abundant security guards, all AC, costly sofa, decorated furniture, suited-booted-tied-up teachers (who themselves are students), etc. As if you were not entering an educational institute, but a 5-Star Hotel. Inveriably you will never be given the detailed Syllabus (to be taught) which is the most important for you.
One can get a job by self-preparation also – thought it may require more labour and take a longer time. So it is better to take right preparation from a right tutorial. However, the choice of the tutorial is yours.