So an example message I'd be OK with is if bojo (boris johnson) had said that the uk gives 160 million (or 199 million[0]) a week to the EU, instead of his claim that it was £350 million a week (which deliberately and dishonestly ignored the rebate), I'd be OK with that.
I fear that tribalism is a disease that's damaging both the UK and the US at the moment; make your point with facts as far as possible.
[0] dependng on how you count, I've heard both figures