# How to manage a bond - For issuers
## **Add collateral**
**Pre-condition:**
In order to add collateral, you have to satisfy the following criteria:
* Bonds have been created.
**When to add collateral:**
* You can add collateral (depending on which types of crypto you use as collateral) whenever you want starting from the beginning of the on-sale phase.
* When the LTV is close to 75%, you must adjust the collateral to ensure it is not liquidated. In contrast, your bond will be liquidated and you will lose all collateral once the LTV reaches 80%.
**How to add collateral:**
You can add collateral by following these steps:
* Add POSI as collateral:
1\. Access your bond details and choose **“Add Collateral”**.
2\. Enter the amount of POSI you want to remove and click **“Confirm”**.
3\. Click **“Confirm”** in your wallet.
The system will automatically calculate the new LTV and Liquidity price.
**Note:** The maximum of POSI added is equal to POSI balance in your wallet
* Add NFTs as collateral:
1. Access your bond details and choose **“Add Collateral”**.
2\. Choose an NFT to add from the displayed drop list and click **“Add”** and approve.
3\. Click **“Confirm”** in your wallet.
The system will automatically calculate the new LTV and Liquidity price.
**Note:**
* Position Exchange doesn’t support Birthday NFTs, Staked NFTs, and undue NFTs.
* The number of POSI added from NFT is equal to Par Value of NFT.
* You can only select a maximum of 50 NFTs.
## **Remove/ withdraw collateral**
**Pre-condition:**
In order to remove collateral, you have to satisfy the following criteria:
* Bonds have been created.
* Bond’s LTV is less than 65%.
**When to remove/ withdraw collateral:**
* You can decide whether to remove collateral or not
* It's recommended to remove collateral when the LTV is less than 65%.
**How to remove/ withdraw collateral:**
You can remove collateral by following these steps:
* **Remove POSI as collateral:**
1. Access your bond details and choose **“Remove Collateral”**.
2\. Enter the amount of POSI you want to remove and click **“Confirm”**
3\. Click **“Confirm”** in your wallet.
* **Remove NFTs as ascollateral:**
1. Access your bond details and choose **“Remove Collateral”**.
2. Choose an NFT to withdraw from the displayed drop list and click **“Confirm"**.
3\. Click **“Confirm”** in your wallet.
The system will automatically calculate the new LTV and Liquidity price.
## Repay assets
**Pre-condition:**
In order to repay assets, you have to satisfy the following criteria:
* Bonds are in Active or matured phase.
* Number of bonds sold is greater than 0.
* Issuers must repay face assets within 7 days before the maturity date. If not, bonds will be liquidated, which means the collateral will be distributed to bondholders.
**How to repay assets:**
1. Access your bond details
2\. Click **“Approve”**
3\. Choose **“Repay”**
The system will calculate the amount the issuer has to pay the holder. The repaying amount = Total bond sold \* Face asset
4\. Click **"Repay now"** to confirm the repay pop-up and confirm the transaction in your wallet.
5\. You have repaid successfully and you will receive the original collateral (excluding the 1% RFI fee if the transaction is in POSI).
The collateral amount will be transferred directly to your wallet.
6\. After repaying bond, the bond will change from active status to maturity.
## Cancel issuing bond
**Pre-condition:**
In order to cancel issuing bonds, you have to satisfy the following criteria:
* Your bond has to be newly created and in Pending status.
**How to cancel issuing bond:**
1. Access your bond details
2\. Clicks **“Cancel“**
3\. Click **“Confirm”** to cancel issuing bond
4\. Click **“Confirm”** in your wallet
5\. Your bond has been successfully cancelled.
When the bond is successfully canceled, the collateral will be returned to you. The collateral value doesn’t include the 1% RFI fee you must pay when issuing your bond.
## Claim assets
**Pre-condition:**
In order to claim assets, you have to satisfy the following criteria:
* Bonds are in Active or Matured phase.
* Number of bonds sold is greater than 0
**How to claim assets:**
1. Access your bond details
2\. Click **“Approve”** to authorize the contract to transfer money from your wallet to the contract and vice versa.
3\. Click **“Claim”** and click **“Confirm”** in your wallet to complete the transaction.
4\. The money will be transferred to your wallet.
**Note:** Your total claim will be reduced by 2%, which is the issuing bond fee.
