 The title cards for the 2008 and later series spell 'Heir Hunters' as 'H£ir Hunt£rs', using the pound sterling sign as a capital E. In each programme of the first two series three unclaimed estates from Bona Vacantia are mentioned in the hope of information being given by a viewer which could help find an heir or heirs.One of these mentioned in the first series resulted in information that led to some heirs being found for an estate.The term "Heir Hunter" has become known to refer to any person or firm who tracks down beneficiaries to estates of deceased persons.