The revenue of this transport is, if someone purchases; We will not waste the time and costs of transport itself. By using this service the company's transport and shipping company has revenue agents.
Revenues of services is if someone buys us. We will not waste time and travel costs to send their own. It uses the services of this company. The shipping company had revenue into the company.
The income of this transport is if the buyer. We don't waste time and travel expenses to deliver it. The bus service of this company. And transport company revenue to the company.