Owning this British passport does not make you an Englishman.
There is a huge juxtaposition between British and English, Scottish, Welsh, or Northern Irish.
That is why Titobiloluwa is British-Nigerian and not English-Nigerian.
Buy the thing when it's genuinely worth it.
Take the trip.
Eat the good meal.
Upgrade something that improves your life.
Give your parents something.
Help somebody.