How Saheli Chatterjee Made ₹1,64,20,000 as a Freelancer

A few months ago, Saheli Chatterjee posted about her income as a freelancer. As per the post, In the last 7 years she has made INR 1,64,20,000 in revenue as a freelancer. So, the question here is - How she did it and what lessons other freelancers can take from her journey. Is it easy to be a freelancer today?