def get_doc():
    """Get documentation of this resource

    :return: rst string
    :rtype: str
    """
    return """
    The ``user`` model is used to represent a user involved in the monitored system.

    It may be a "real" user that will be notified about the problems detected by Alignak, or
    a user that will use the Web User Interface to view information, or, even, a system or
    program user that will connect to the Alginak backend to provide information.
    """
