You can select a batch of invoices for printing without opening each one individually.
To print multiple invoices
On the Home screen, tap My Invoices or Team Invoices, and then on the My Invoices screen or the Team Invoices screen, tap the Action icon.
Tap the invoices that you want to print, and then tap the Action icon again.
On the Actions screen, tap the Print action; on the Print Selector screen, select the check box next to the printer that you want to use, tap Print, and then take any further steps required for selected printer.