Good Evening Sir, Harichandra. Firstly Thank you so much for sharing your exceptional Knowledge with Thousands of Students. The conceptual clarity along with the examples are Extraordinary sir. Apart from the classes you are also providing us opportunity to clear our doubts through Telegram . which is really appreciable sir . & the messages at the end of each class are awesome . Once again Thank you so much for your constant support & motivation. Very much satisfied with your classes sir , if there are any ways to listen classes with consistency please share with us .which will be very helpful to all of us sir. Thank you sir.