public void Handle(LeadsUnassigned message)
        {
            var leads      = _leadService.GetByIds(message.UnassignedLeadsIds.ToArray());
            var department = _departmentService.GetByIdWithManager(Constants.SalesDepartmentId);

            var body = new StringBuilder();

            body.AppendLine("The following leads have been unassigned due to the consultant recently leaving");
            body.AppendLine();

            foreach (var lead in leads)
            {
                body.AppendLine(lead.Name + ", " +
                                lead.Address1 + ", " +
                                lead.Address2 + ", " +
                                lead.Address3 + ", ");
            }

            _emailSender.To.Add(department.Manager.EmailAddress);
            _emailSender.From = Constants.SenderEmailAddress;
            _emailSender.Body = body.ToString();
            _emailSender.Send();
        }