We can all play our part in securing and supporting the Bitcoin network by running a full node - find out how to run a full node here.| The Bitcoin Manual
Nodes play a vital part in validating and storing the entire Bitcoin transaction history - find out more about how Bitcoin nodes work here.| The Bitcoin Manual
If you are buying Bitcoin and want to store it for the long term then you can learn more about what cold wallets, where to get them and use them.| The Bitcoin Manual
Bitcoin mining is an essential part in validating and securing Bitcoin transactions - find out more about how mining works here.| The Bitcoin Manual