# DApp Instructions

This section will guide readers to interact with the CrossFi DApp (DeFi Application) on the Ethereum (ERC20) and BNB Smart Chain (BNB).

![The New CrossFi DApp - Beautifully Powerful](/files/GA7cj8oejaIGF0fYFrtx)

### Table of contents

* **Getting Started**: Instructions for various cryptocurrency wallets that support the CrossFi DApp.
* **Add Tokens (CRFI, cFIL):** How to add tokens on Ethereum wallets (Metamask, imToken, TokenPocket) to interact with the CrossFi DApp.
* **Start CrossFi DApp**: This section outlines step-by-step instructions on how to start operating a node on Panacea.
* **Stake (cFIL, FIL):** How to DeFi stake cFIL or FIL to earn rewards.
* **Swap FIL & cFIL:** How to swap between FIL and cFIL on the CrossFi DApp.
* **Invitation Rewards:** How to create friends invitation link for rewards.
* **ERC20 <-> BNB**: How to interact with the Panacea blockchain using the Ledger Nano S.


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# 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://docs.crossfimain.com/english/operating-instructions.md?ask=<question>
```

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.