Analyze the operating cash flow for Bank of America Corporation using the following data:

• Net Income: $8,000,000
• Depreciation Expense: $1,200,000
• Changes in working capital:
  • Accounts Receivable: $500,000 increase
  • Inventory: $200,000 decrease
  • Accounts Payable: $300,000 increase
  • Prepaid Expenses: $100,000 decrease

Calculate the operating cash flow and discuss its significance.