He maintains his own cruiser; makes frequent space trips, uses other carriers for special purposes, as in this case.
Some corporations mix both systems, using common carriers and private carriage in what is called a blended operation.
For example, the company now calculates the efficiency of using different carriers to send packages to different regions, rather than depending on one carrier.
It is common industry practice to use specifically designed oil and water-based carriers for magnetic particles.
They may not use common or private carriers.
The Government uses 34 such agents, or carriers, to handle Medicare claims.
And the Soviets had been using carriers for less than a decade.
Care must also be taken by the operator when using carriers, as it is easy to get snagged on one.
Many companies have switched to self-insurance in recent years, using carriers only to handle claims and provide limited coverage.
The producers also say they often have had undependable service when they have used private carriers to deliver small orders.