How to activate my loyalty perks when they are inactive?

London:

If your perks are showing as inactive this means that after your next booking you will receive our fabulous loyalty perks.

Paris/Bordeaux: 

If your perks are showing as inactive this means that after your next booking you will receive our fabulous loyalty perks.

Madrid:
If your perks are showing as inactive this means that after your next booking you will receive our fabulous loyalty perks.