This was where Hermione found Harry when he returned from his latest jaunt into danger, having been alerted to his arrival by the way that the protective wall of enchantments surrounding the estate altered as he passed through them, shaking Hermione’s own energies in just the right way to know it was him. This thrilled her every time it happened, beyond ways that she knew how to describe, and she was liable to drop whatever she was doing and Apparate back to the house to try and find him whenever it did.