Recommended Printer Set-up: Zebra ZPL Direct Printing : ScanPower Support
Amazon.com : Zebra ZP450-0502-0004A CTP High Speed Direct Thermal Label Printer, Supports UPS Worldship, FedEx, Stamps, Shipworks, Shiprush and Many More : Office Products
Print shipping labels directly from the UPS website to your thermal printer on Mac
Printing UPS Labels using a thermal label printer on Apple Mac OSX - YouTube
Set Up a Thermal Label Printer
Set Up a Thermal Label Printer
Print shipping labels directly from the UPS website to your thermal printer on Mac