You can use EZRentOut to print professional labels (Learn More). However, if you’d like to go for commercial printing, you may need to handover the Print Label data to your printing service.
This option is available by default and can be accessed by going to More → Printout Templates. There, you will see the option to “Export Print Label Data for Commercial Printing” on top of each print label type.
Here’s the overlay that appears if you click on the option for Items: