In GP-Billing, open Reports dashboard and Service
Reconciliation.
Set date range and click “Refresh”
Click “Export” – if you get error message, close and
re-open.
Click “Save As” and click “Download”
Select “Finance, GP-Billing and Invoices.xlsx” then click
“Save and Yes”, close the spreadsheet
Open “Finance, GP-Billing, Xero Unpaid Invoices.xlsm”
Click “Import” and “OK”
Click “Invoices” and “Save” and “OK”
Go Into Xero, Business, Invoices, Import
Browse for “Finance, GP-Billing, XeroSalesInvoices.csv” and
click “Open”
Click Import and Complete Import