Paper business cards rely on physical exchange, requiring face-to-face meetings or manual distribution. This traditional method has its charm and personal touch but can be limiting in today's global business environment. Cards need to be physically carried, and sharing with multiple people requires multiple physical cards. Digital business cards offer numerous sharing options, including email, text messages, QR codes, NFC technology, or direct phone-to-phone transfer. They can be shared with multiple recipients simultaneously, across any distance, without physical limitations. This flexibility makes them particularly valuable for remote networking, virtual meetings, and international business relationships.