Great suff - much appreciated. I think I'm clear now :)
We actually went to Mexico in April for a family wedding, and it seemed a lot more straight-forward then (even though we had to self-isolate for ten days on return, which wasn't great).
I'm beginning to realise why so few people are going...
I'm probably being incredibly thick, but I'm trying to understand everything I need to do in order to get back into the UK after visiting Spain! I have most things sussed (I think), but the key question is the pre-departure test which we need to take before getting the flight home. I think we...