There are many free polygon RPC services like Infura and Moralis which I recommend using if you have a small personal project, but with projects of a larger scale, these services can get quite expensive and unreliable In this tutorial, I will show you how to set up your own personal RPC endpoint by deploying a Polygon full node. This includes both an HTTP RPC endpoint and a websocket endpoint Keep in mind this will require renting/setting up a server which is going to cost monthly to maintain...