For those of you who wants to become a British Citizen after getting Indefinite Leave to Remain in the UK, you can take advantage of your British National (Overseas) status to register as a British Citizen using form B(OTA).
Registration is easier than naturalisation. Form B(OTA) has 16 pages while form AN (for naturalisation) is 30 pages long.
Registration is also a cheaper process than naturalisation. Registration to become a British Citizen using form B(OTA) costs £1163 in 2017 prices while naturalisation using form AN cost £1282 in 2017 prices.