I want to reconcile my sales with the invoices generated in the software. How can I extract and tally the invoice numbers or IRN numbers for a period?

To reconcile your sales with the invoices generated in the BUSY,
You need to add the IRN numbers in the sales register report to reconcile the sales with the e-invoices generated. For this, you need to follow the below steps:
Step 1: Go to Display, then select Account Books, and choose Account Registers (standard).
Step 2: In the register list, you'll find options for various transaction types, such as sale, purchase, sales return, purchase return, receipt, payment, journal, contra, debit, and credit notes.
Step 3: Select the specific register for the type of transaction you want to export.
Step 4: Choose whether you want to see all sales types or a specific sales type in the sales register.
Step 5: Select the party account for one account, a group of accounts, all accounts, or selected accounts.
Step 6: Specify the date range and other relevant information, then click OK or press the F2 key to generate the report.
Step 7: Within the report, locate the transaction details list.
Step 8: At the top of the report, you'll find a Custom Column option. Click on it.
Step 9: Add the format name and press Enter.
Step 10: Click on Add New Column and name the heading.
Step 11: Choose the position where you want the column.
Step 12: Set the data type to text.
Step 13: Align it to the left.
Step 14: Specify the number of characters as 40.
Step 15: Select Field Value Details as Data Field.
Step 16: Set the data field category as Inventory Voucher Header.
Step 17: Click on the field and select INR Number.
Step 18: Save the file.
Step 19: Save the format.
Step 20: Reload the format.
Step 21: The INR number will now appear in the sales register.
Following these steps will help you add the INR number to your sales register in BUSY, and you can reconcile your sales with the invoices generated in BUSY.