protected function clearCollections(ICompanyService $implementation)
 {
     $implementation = parent::clearCollections($implementation);
     $implementation->clearCapabilities();
     $implementation->clearHypervisors();
     $implementation->clearGuests();
     return $implementation;
 }
 /**
  * @param ICompanyService $consultant
  * @return ICompanyService
  */
 protected function clearCollections(ICompanyService $consultant)
 {
     $consultant = parent::clearCollections($consultant);
     $consultant->clearOffices();
     $consultant->clearClients();
     $consultant->clearSpokenLanguages();
     $consultant->clearConfigurationManagementExpertises();
     $consultant->clearExpertiseAreas();
     $consultant->clearServicesOffered();
     return $consultant;
 }