protected function getPropertyTypes()
	{
		$manager = \Aimeos\MShop::create( $this->getContext(), 'customer/property/type' );

		$search = $manager->createSearch( true )->setSlice( 0, 10000 );
		$search->setSortations( [$search->sort( '+', 'customer.property.type.position')] );

		return $manager->searchItems( $search );
	}