The blog post he mentions Identity Theft, Credit Reports and You is a really good read that has surfaced on HN a couple times. If you haven’t read it, you should. The notion of simply being an organised professional being the most intimidating thing to bureaucracies is very true in my experience. https://www.kalzumeus.com/2017/09/09/identity-theft-credit-r...
When I moved to Europe, I was VERY surprised to say the least that this doesn’t apply at all here. The attitude is more like “you should feel lucky we let you give us your money and purchase something from us. Now fuck off.” I tried the professional attitude, I tried threatening legal action (I have legal insurance that would pay an obscene amount of lawyer fees if it came to that), I have tried the angry consumer, I…
The customer service was simply repeating the same thing over and over: accounting says the money was sent. What aggravated the issue, was that basicly every email was replied by a different customer service agent. I pointed out to them that according to SEPA regulations it is the sender's responsibility to ensure that the funds reach the recipient, but they were ignoring it. I didn't think to ask to be forwarded to the legal compliance office. I did take legal action, sort of, by complaining through the EU out-of-court dispute resolution platform, but didn't receive any response through the platform (might have helped anyway, don't know).
What helped resolve it, was looking up SEPA regulations (because until then I was saying "this is your responsibility", they were replying "no it's not"), endurance, and a sense of humour.