Contactless Retrieval allows users to access information without physically touching surfaces. They can scan a QR code to retrieve the information they need. It has become popular at trade shows due to its convenience and hygiene benefits. Contactless Retrieval enables exhibitors to track the interests of attendees. Contactless Retrieval can help streamline the process of collecting leads and following up with potential customers after the trade show. Contactless Retrieval is a tool for enhancing the trade show experience for both attendees and trade show exhibitors.