3Keys Concierge. We are a Prestigious Property & Commercial Search Agency located in the United States that provide search services for individuals outside of the U. S that are interested in purchasing property, land or leasing buildings in the United States. We service all needs from searching for the property, scheduling tours of the properties, making flight reservations, hotel reservations, scheduling a personal driver during the visit and other extras. We service and cater to the clients real estate needs. From start to finish we complete each request within a specific time given. For any questions or comments please email.