YouTube Channel - SWAPNIL SIR

Today's I am starting My YouTube channel ....

https://youtu.be/ytjBHskH-Q8

https://youtu.be/ytjBHskH-Q8

https://youtu.be/ytjBHskH-Q8

https://youtu.be/ytjBHskH-Q8

What type of Video Creating to increase my Lecture Skill Please advise ............