ManagerHost host = new ManagerHost();
host.Manager<ContactManager>().GetItems(new Criterion<Contact>(CriteriaOperatorEnum.And)
.Add("FirstName", "John", ComparisonOperatorEnum.Like, CriteriaOperatorEnum.And)
, new Ordering()
.Add<Contact>("FirstName", Direction.Ascending)
.Add<Contact>("LastName", Direction.Ascending));