How take (replace, create new field) in Real estate manager for every house.
E.g. you need drop down list field for every property in Real Estate manager, for example "persons"
But for you full no need field "Zoning". (Please check we take also Drop down list field)
So you go to language file - and replace all constants with name "Zoning" to "Persons"
also you check Constant in language files - where you set all possible value for property "Zoning", Now that for property "Person".
and replace current values for this house constants from :