Remove outdated spend images and enhance the 'Managing and Spending Funds' documentation with detailed steps and visuals

Author: miladsoft

…/content/docs/founder/images/spend/4.png …ocs/founder/images/spend/claim-funds.pngsrc/content/docs/founder/images/spend/4.png renamed to src/content/docs/founder/images/spend/claim-funds.png src/content/docs/founder/images/spend/4.png renamed to src/content/docs/founder/images/spend/claim-funds.png

@@ -1,6 +1,64 @@
 ---
-title:  "Spend Funds"
-description:  "Spend Funds"
+title: "Managing and Spending Funds"
+description: "Learn how to claim and spend raised funds for your project stages"
 sidebar:
   order: 5
 ---
+
+This guide explains how project founders can claim and spend the Bitcoin funds raised during their fundraising campaign, according to the predefined project stages.
+
+## Accessing Fund Management
+
+### 1. Navigate to Project Dashboard
+Access your project through the Founder section to view your project dashboard.
+
+![Project Dashboard](./images/spend/project-dashboard.png)
+
+### 2. Fund Management Section
+1. Locate and click the "Manage Funds" button in your project dashboard
+2. This will take you to the fund management interface where you can view all project stages
+
+![Manage Funds](./images/spend/manage-funds.png)
+
+### 3. View Stage Details
+For each project stage:
+1. Find the stage you want to manage
+2. Click the "Expand" button to view detailed information about:
+   - Available funds
+   - Claiming deadlines
+   - Previous claims
+   - Remaining balance
+
+![Expand Stage](./images/spend/expand-stage.png)
+
+### 4. Claim Available Funds
+To claim funds for a specific stage:
+1. Review the unclaimed items in the expanded stage view
+2. Select the checkboxes next to the unclaimed amounts you wish to withdraw
+3. Click the "Claim Selected Coins" button to initiate the transfer
+4. Confirm the transaction with your wallet
+
+![Claim Funds](./images/spend/claim-funds.png)
+
+## Important Considerations
+
+### Timing Requirements
+- Funds can only be claimed during their designated stage periods
+- Each stage has specific start and end dates
+- Claims must be made within the specified timeframe
+
+### Financial Management
+- Keep track of claimed and unclaimed amounts
+- Plan your withdrawals according to project needs
+- Maintain transparency with investors regarding fund usage
+
+### Security Notes
+- Double-check all claim amounts before confirming
+- Ensure your wallet is properly secured
+- Keep records of all transactions
+
+## Best Practices
+- Only claim funds when needed for project development
+- Regularly review available funds across all stages
+- Document the purpose of each claim for transparency
+- Communicate major withdrawals to your investor community