United Parcel Service is a package delivery company and a provider of global supply chain management solutions. Co.'s services include transportation and delivery, distribution, contract logistics, ocean freight, air freight, customs brokerage and insurance. Co. has two reporting segments: U.S. Domestic Package and International Package (collectively, global small package). Co.'s global small package operations provide time-definite delivery services for express letters, documents, packages and palletized freight via air and ground services. These services are supported by various shipping, visibility and billing technologies.