 Many of these fees were quite elevated, but some of these offices conferred nobility and could be financially advantageous.The use of offices to seek profit had become standard practice as early as the 12th and 13th centuries.A law in 1467 made these offices irrevocable, except through the death, resignation or forfeiture of the title holder, and these offices, once bought, tended to become hereditary charges (with a fee for transfer of title) passed on within families.