'Your invoice :number', 'heading' => 'Invoice :number', 'preheader' => 'Amount :amount — the PDF is attached.', 'greeting' => 'Hello :name,', 'intro' => 'please find your invoice attached as a PDF.', 'field_number' => 'Invoice number', 'field_date' => 'Invoice date', 'field_due' => 'Due', 'field_amount' => 'Amount', 'action' => 'View your invoices', // Said out loud: some mail clients only reveal an attachment once the // message is opened, and somebody who does not see it does not look. 'attached' => 'The invoice is attached to this message as a PDF. You can also find it in your portal at any time.', ];