Provided is process including receiving a request for real estate in a geographic area specified by the request from a first user; retrieving responsive real estate from a real estate data repository; sending the responsive real estate to the first user; receiving, from the first user, a message to a given property among the responsive real estate; storing the message in a message data repository in a record corresponding to the given property; verifying that a second user is an owner of the given property; receiving, from the second user, a request for messages to the given property; retrieving the message from the first user from the message data repository; and sending the message from the first user to the second user.