Nifty Next 50 Index has corrected over 7% over the last few weeks. The index had 14% exposure to Adani group companies, which have corrected sharply since short-seller Hindenburg's Jan 24 report. In spite of this, index-based investing remains an important low-cost option for investors, especially in the large-cap space, as actively-managed funds find it challenging to outperform the large-cap indices. In today's episode, we chat with Kavitha Menon, founder of Probitus Wealth, on what are some of the dos and don'ts when it comes to index investing and what can investors learn from the recent fall of Nifty Next 50 Index.