NFC (Near Field Communication): NFC is a technology that allows devices to communicate when they are in close proximity to each other, usually within a few centimeters. If Facebook were to integrate NFC into its platform, users could potentially tap their NFC-enabled devices against other users’ devices or designated NFC tags to trigger specific actions, like following or reviewing a profile.

QR Codes: QR codes are two-dimensional barcodes that can be scanned by a smartphone’s camera to quickly access information or trigger specific actions. In the context of Facebook, QR codes could be generated for profiles, pages, or specific posts.

Review Card: A review card could be a virtual or physical card associated with a Facebook profile or page. Users might share these cards with others to encourage them to leave reviews. The QR code or NFC tag on the card could link directly to the review section of the respective profile or page.

Follower Card: Similar to the review card, a follower card could be a way to encourage users to follow a particular profile or page. The QR code or NFC tag on the card could lead users directly to the “Follow” button or page.

Increasing Reviews and Followers: By distributing these NFC QR review and follower cards, users could make it easier for others to interact with their profiles or pages. When someone scans the QR code or taps the NFC tag, they would be taken directly to the review section or follow button, streamlining the process and potentially increasing the likelihood of getting reviews or followers.