/// <summary>
        ///     Retrieves a collection of <see cref="!:MailingListMemberModel" /> instances.
        /// </summary>
        /// <param name="personId">
        ///     The value which identifies the <see cref="!:MailingListMemberModel" /> instances to be returned.
        /// </param>
        /// <returns>
        ///     The <see cref="!:MailingListMemberModel" /> instances that match the specified <paramref name="personId" />.
        /// </returns>
        public static IEnumerable <Consensus.Marketing.MailingListMember> FetchAllByPersonId(System.String personId)
        {
            ConsensusSite site = ConsensusDomain.Configuration[ConsensusDomain.Configuration.DefaultSite];

            return(MailingListMember.FetchAllByPersonId(site, personId));
        }