> For the complete documentation index, see [llms.txt](https://one80.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://one80.gitbook.io/docs/whitepaper/in-depth-explanation-of-the-chronological-use-of-the-product.md).

# In-Depth Explanation of the Chronological Use of the Product

<figure><img src="/files/CHRRdwCxxmRnEyOolV1e" alt=""><figcaption></figcaption></figure>

### Getting started One80 and buying One80 tokens (Web & Mobile)

Getting started with One80 is simple: learn how to create a wallet with MetaMask, connect your wallet, and buy One80 Tokens.

### Step 1 - Download Official MetaMask App

* Download MetaMask for IOS, Apple or Android Play Store.
* Or download the MetaMask plug-in for your web browser

**Only download MetaMask from the official app stores and market places** &#x20;

**Apple IOS**

<figure><img src="/files/oHG06I9zBrLZ8cLpq1sb" alt=""><figcaption></figcaption></figure>

<figure><img src="/files/biV5fmpwoQG8FxbgTy3O" alt=""><figcaption><p><strong>Android Play Store</strong></p></figcaption></figure>

### Step 2 - Create a Wallet

* Create a new wallet. Click the ‘Create a Wallet’ button.

### Step 3 - Backup Passphrase

* Carefully write down the 12-word backup passphrase.
* Next, manually type the 12 words in the correct sequence.
* Back up your Secret Recovery Phrase somewhere safe and offline!

**Never share or make your recovery phrase public.**

### Step 4 - Transfer Funds To MetaMask

* Once you have successfully created your wallet, you can transfer ETH, USDT, USDC or Dai to buy One80 tokens.

**Remember to use the ERC20 Network in MetaMask.**

### Step 5 - Open ONE80

* On your mobile web browser, open <https://One80.io/buyone80>  and click the “Connect wallet” button.
* Select the Token and the amount you want to exchange and buy your One80 tokens.

### How to add One80 to your MetaMask wallet

* Find our official Etherscan page here: [https://etherscan.io/token/0x30e330ed574c21f92ba578aa68c5e218bd6c04d6 or search One80](https://etherscan.io/token/0x30e330ed574c21f92ba578aa68c5e218bd6c04d6%20or%20search%20One80).
* Copy the One80 contract address here: **0x30E330ed574C21f92Ba578Aa68C5E218Bd6c04d6**
* Click the “Import Manually” button in MetaMask, then click the “Custom Token” button.
* Paste the One80 contract address into the token address box.
* Then, add “One80” to the token symbol box.
* Then, add the number “18” to the Token Decimal box.
* Press the “Import” button, and One80 can be seen in your MetaMask wallet!