https://www.youtube.com/watch?v=YBSD1z96Tic

https://www.youtube.com/watch?v=NN7Q4hO6wXM&t=1s

https://youtu.be/D9YFgLfK9uc

https://youtu.be/BIHNMvbqr0k In object-orientated programming languages, we have classes and inheritance. In Solidity, we don't have classes but we have contracts. Contracts can inherit from each other, and access some inherited properties like variables and functions. Let's learn how this work in Solidity