Hello Koushik, You have already completed one step towards earning money online by Registering for free and now you need to do following things to Earn Money Online:
1. At first go thorugh New Members FAQ - It will clear most of your doubts.
2. How you can earn money? You can earn money by sharing information related to West Bengal State with Bengalspider. Information of School/College/University Admission, Political News, Film & TV Serial news, Sports news, Job Openings, Events in Bengal, etc etc anything about Bengal. You can also share Shops, Medical Centres, Shopping Malls etc Business Addresses here to earn money.