You can track a financial account but keep it off the Profit & Loss report.

• Go to Settings and click Configure next to the liability account
• Click "Take transactions off P&L report" and checkmark "Does not affect the P&L report"
• Save your changes

Examples

• Retainer accounts: You should know how much you have in those accounts, but those deposits aren't actually income until you move it into your operating account.
• Inventory Accounts Many people have accounts they use specifically for buying inventory. Read More.