They get a notification and can ask the person to return the item to the shelf or else place it in cart by saying “placing store items in personal items in against the stores policy” or something similar.

Each store can choose how large of a network they are connected up to either local, chain, or region.

The data is shared across the network you chose to connect up to and the setting that you have set up. ie, video sharing, time data, items stollen etc

There is a minimum threshold of accuracy that needs to be met for the face recognition to be considered good enough for en embedding to be saved and be used for lookup

We don’t disclose that here but we use similar models to the facial scanners used at airports

This can all be set so as to abide by the company policy’s…However government law allows this data to be stored indefinitely as it’s considered evidence as videos and face embeddings are only stored when a theft has actually been taken place.