private void UpdatePair(CaseContactPairViewModel updatedPair)
 {
     this.Relationship           = updatedPair.Relationship;
     this.ContactType            = updatedPair.ContactType;
     this.IsContactDateEstimated = updatedPair.IsContactDateEstimated;
     this.DateLastContact        = updatedPair.DateLastContact;
     //if (this.ContactVM.FollowUpWindowViewModel.WindowStartDate < this.DateLastContact)
     //{
     //    this.ContactVM.FollowUpWindowViewModel.WindowStartDate = this.DateLastContact;
     //}
     if (this.ContactVM.FollowUpWindowViewModel.WindowStartDate < this.DateFirstFollowUp)
     {
         this.ContactVM.FollowUpWindowViewModel.WindowStartDate = this.DateFirstFollowUp;
     }
 }
 void UpdateExecute(CaseContactPairViewModel updatedPair)
 {
     UpdatePair(updatedPair);
 }