Thank heaven I made no payment and yet as it did not get that far because is stopped at the British Embassy Warsaw in Poland......

You have now completed your application for leave to enter the UK.

If your application is successful, your passport/travel document will contain a 30 day visa to allow travel to the UK. You will also be sent a BRP Decision Letter with instructions on collecting your BRP after your arrival in the UK.
This is the last page that made some sense to me.....

You must collect your BRP within 10 working days of arriving in the UK from:

So when I click the button marked 'book appointment', it then led me to the British Embassy in Warsaw, Poland, crazy is it not?
I'm lost of what to do next?
Regards
LG