Good to hear there's some semblance of this, somewhere. In the wine world, it is completely ignored and people (writers) get very put out when you mention it, stating they somehow are 'objective' despite having a free trip they don't disclose.
https://www.hudin.com/disclosures/
https://www.hudin.com/disclosures/
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You're UK based? I ask as the US is far less stringent in these things.