# Referral System **Invite Your Friends to Earn a 30% Fee Whenever They Check Their Wallet Using Solana.** **For example:**\ If User A invites User B, every time User B checks their wallet using Solana, User A will earn 30% of User B's transaction. The minimum withdrawal amount is 0.1 SOL. Each withdrawal request is processed manually by Gain Tracker, so it may take 1-3 days. If you are an influencer or content creator, you can earn a 50% fee from every referral transaction made by your friends by applying through Telegram at @EternProject. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://gaintracker.gitbook.io/gain-tracker-on-solana/get-started/referral-system.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.