Land agent factor. Today the term estate manager or similar is more common. A land agent, also called a warrant agent, may also be a real estate agent or broker who specialises in land and farm sales. Land and farm sales differ drastically from sales of houses, therefore there is the need for specialisation. This usage is found in the United Kingdom, Australia, and the United States. The land agent can also be an agent of the oil and mining industry who negotiates with landowners for mineral and surface rights for the potential extraction of those minerals. This usage is primarily found
Alternative treatments used for the common cold that vitamin C does not influence the common cold. However, the three papers were later shown to be erroneous. According to the Cochrane review on vitamin C and the common cold, 1 g/day or more of vitamin C does not influence common cold incidence in the general community. However, in five randomized double-blind placebo-controlled trials with participants who were under heavy short-term physical stress (three of the trials were with marathon runners), vitamin C halved the incidence of colds. In the dose of 1 g/day or more, vitamin C shortened the duration of colds in adults by 8% and in