Crm::isSmartInvoicesEnabled

public function isSmartInvoicesEnabled(): bool
{
	if (!$this->includeCrm())
	{
		return false;
	}

	if (
		!defined(CCrmOwnerType::class . '::SmartInvoice')
		|| !method_exists(InvoiceSettings::getCurrent(), 'isSmartInvoiceEnabled')
	)
	{
		return false;
	}

	return InvoiceSettings::getCurrent()->isSmartInvoiceEnabled();
}