Scalable systems and methods for monitoring and concierge service

A non-transitory computer-readable storage medium, the computer-readable storage medium including instructions that when executed by a processor, cause the processor to:

• receive a signal generated based on a presence of a person detected by a device;
• send first information based on the signal to a server;
• receive second information from the server, the second information indicating whether to allow or deny access to an area;
• and
• enable or prevent the access to the area based on the second information.

A computing apparatus comprising:

• a processor;
• and
• a memory storing instructions that, when executed by the processor, cause the processor to:
• receive a signal generated based on a presence of a person detected by a device;
• send first information based on the signal to a server;
• receive second information from the server, the second information indicating whether to allow or deny access to an area;
• and
• enable or prevent the access to the area based on the second information.