A: You need a UPS account. You can create a UPS account on www.ups.com if you do not already have an account.
A: Shiptheory is entirely online. You can access Shiptheory and print UPS labels from as many computers as you need.
A: WorldShip is UPS's standalone shipping program that runs on your computer. Shiptheory replaces the need to use WorldShip, making your shipping more mobile.
A: Shiptheory can print labels on thermal label printers or regular desktop printers.