How do I participate in Polkastarter?

How can I join the exciting world of Polkastarter and become part of the booming decentralized finance ecosystem? I'm curious about the process of participating in this platform, as I've heard it offers unique opportunities for investors to gain access to innovative projects before they go public. Can you provide me with a step-by-step guide on how to get started with Polkastarter, including any requirements or prerequisites I need to fulfill? Additionally, I'd like to know if there are any potential risks or considerations I should be aware of before diving in.