If you wants to view your previous invoices generated from BUSY,you can follow these steps:
Step 1:Go to the Transactions menu,
Step 2:Select sales,then click on list,
Step 3:Select Date Range,then click ok,Here you can view your sales invoices.
Step 4:Or you can Go to Display,
Step 5:Click On Accounts Books,
Step 6:Click on Accounts Registers(Standard),
Step 7:Click Sales Register,Select all Party or one Party as you want,
Step 8:select date range,show breification Yes,Here you can see the sale report briefication your invoices,