diabetes on the Body. Diabetes is a group of diseases that affect the bodyâs ability to produce or use insulin, a hormone that allows your body to turn glucose into energy. Diabetes can be effectively managed, but potential complications include heart disease, stroke, and kidney damage.
The difference between a contract carrier and a common carrier is that the common carrier handles shipments on a case-by-case basis while the contract carrier handles shipments based on long-term contracts.
Contract Delivery Service. Contract Delivery Service is one of the three delivery types. Mail delivery service is provided by either city carriers, rural carriers, or contract carriers. Contract Delivery Service carriers are not USPS employees but are independent contractors who provide service on specific routes.