> For the complete documentation index, see [llms.txt](https://docs.kaisar.io/kaisar-network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.kaisar.io/kaisar-network/kaisar-architecture/products/kaisar-onenode/kaisar-checker/how-to-purchase-checker-nodes/step-4-referral-link-sharing.md).

# Step 4 - Referral Link Sharing

Share your unique referral link to earn cash back rewards and provide discounts to buyers.

<figure><img src="/files/xPfZMYA0n8PiGap1QDo5" alt=""><figcaption></figcaption></figure>