To contact customer support regarding auction items on PropertyRoom, it is best to visit their official website where you can find specific contact information. Typically, they provide various means of communication, such as email or phone numbers, tailored to assist customers with inquiries about auction items. It is advisable to check if there are dedicated sections on the website, such as a "Help" or "Support" page, which may offer frequently asked questions or additional resources that could assist you further. Remember, PropertyRoom aims to provide a smooth experience for bidders, so they should be able to help you with your questions about auction items.