Entrepreneur couple Vaani and AVIS Viswanathan share the secret to being happy.
Once a beggar, Renuka Aradhya's company has a turnover of Rs 30 crore and employs 150 people.
Income from renting of properties is taxed at a flat rate of 10%.
Ira Singhal, the country's first differently-abled UPSC topper shares her secret to success and her big plans for India.