1) Property broker 2) Real estate broker 
Land agent may be used in at least three different contexts. Traditionally, a land agent was a managerial employee who conducted the business affairs of a large landed estate for a member of the landed gentry in the United Kingdom, supervising the farming of the property by farm labourers and/or tenants and collecting rents or other payments. In t...
[n] - (British) a person who administers a landed estate
noun a person who administers a landed estate