Introduction

Now that you mastered the basics on how to get started and how to send ether, it's time to get your hands dirty in what really makes ethereum stand out of the crowd: smart contracts. Smart contracts are pieces of code that live on the blockchain and execute commands exactly how they were told to. They can read other contracts, make decisions, send ether and execute other contracts. Contracts will exist and run as long as the whole network exists, and will only stop if they run out of gas or if they were programmed to self destruct.

What can you do with contracts? You can do almost anything really, but for this guide let's do some simple things: You will get funds through a crowdfunding that, if successful, will supply a radically transparent and democratic organization that will only obey its own citizens, will never swerve away from its constitution and cannot be censored or shut down. And all that in less than 300 lines of code.

So let's start now.