Signature is required for the packages sent by courier post. We will be happy to help. And do our best for you! If you see that the package that courier tries to deliver is damaged, please fill up the claim form or do not accept it. NOTIFY US right away, we will arrange a replacement/reimburse your order A.We serve customers world-wide by offering quality goods at unbeatable prices, all while maintaining a focus on superior customer service. Give us your trust and we'll help you to repair or update your vehicle! All questions will be answered promptly (usually in less than 24 hours except weekends and holidays).