Once the project has a completed date set, the button to create the closeout dialog for the project will appear at the top of the project page as long as there is a sponsor and at least one member for the project. The closeout dialog has a number of questions which are located in the project closeout section under the agenda for the dialog. The team can answer those questions at the dialog meeting.
To send and receive the surveys for project evaluation the performance management feature must be enabled for your site first.
Below is the Closeout Dialog: