Dear Nagendra babu,
Warm welcome to Techulator!
This portal allows you to make some extra money by doing valuable contributions to the site.
You can visit and read the help topics which can be found at the main menu of the site. You can start your contributions from Forum section and gradually move to Ask experts section. Once you become fully proficient and demonstrate your skills, you can proceed to Resources section.
Hope you will contribute valuable things at TEC !