A method for enhancing an electronic message, referred to as an e-mail, upon receiving the same in the e-mail inbox of a user, the method includes the following steps: a local application, working with the e-mail inbox and extracting a set of data contained in the incoming e-mail, sends the data set to a remote server, receives a response from the remote server, and attaches the response to the incoming e-mail; and the remote server receives the data set sent by the local application, analyzes the data so as to identify specific elements, and sends the specific elements as a reply to the local application. The invention relates to the exchange of structured information by e-mail, and in particular to scheduling appointments, contact details, and monitoring tasks to be performed.