Juliane Kokott, the European Court of Justice's advocate general, has criticised the current rules on evictions, saying they violate European consumer protection rules.
Without Ms Shine's intervention Juliane Taylor, a mother of six children aged between seven and 19, who has terminal cancer, may have been one such person.
Dr Juliane Kaminski, from the University of Portsmouth's psychology department, said the study was "incredible because it implies dogs understand the human can't see them, meaning they might understand the human perspective".