Given that the British pound is by far the most counterfeited money among the four major currencies (CHF, EUR, USD and GBP), I strongly advise the Bank of England to ... get themselves busy with strengthening the anti-counterfeiting measures .... of the Pound...
Hahaha they are the ones that are counterfeiting it by printing bunch of them
It's like asking your local bicycle thief to install the locks on your bicycle.