> For the complete documentation index, see [llms.txt](https://docs.ideamarket.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ideamarket.io/1-minute-onboarding.md).
# 1-minute onboarding
*Explore Ideamarket on any device, but the best experience for participating happens on **Desktop, with the Metamask browser extension.** (If you don't have Metamask yet, get it* [*here*](https://metamask.io/)*. Setting up a wallet is easy and should take less than 5 minutes. Written tutorial* [*here.*](https://blog.wetrust.io/how-to-install-and-use-metamask-7210720ca047) *Video tutorial* [*here.*](https://www.youtube.com/watch?v=OJqaZRpRqXM)*)*
## Step 1
Visit [Chainlist.org](https://chainlist.org) and find "Arbitrum One."
Click "Connect Wallet" and sign the transaction.
Then click "Add to Metamask" and sign that transaction.
## Step 2
Use [hop.exchange](https://hop.exchange) to transfer ETH from Mainnet (or Polygon, Optimism, etc.) to Arbitrum. Transfers are inexpensive and near-instant.
## All set!
**What should I do first?**
1. [Set up your profile](https://ideamarket.io) with username, photo, and bio (please use something recognizable so people know it’s you). This won't cost any gas fees!
2. Connect Twitter (just a sign-in, no tweet needed)
3. Rate 5-10 posts that interest you.
4. Start making your own posts and sharing them with friends
Let us know on [Discord](https://ideamarket.io/discord) or [Twitter](https://twitter.com/ideamarket_io) if you get stuck at any point, and of course let us know what you think!
## Troubleshooting
If you see this screen...
...simply switch Metamask to "Arbitrum network":
### 