SYNTHETIC PRACTICE PACK. No real parties or dispute. All times below are stated as Europe/London. D1. Order confirmation, created 10 October 2026, 10:00. Supplier to Buyer: "Target delivery: 12 October 2026." D2. Supplier email, sent 12 October 2026, 16:20. "We dispatched the parcel this afternoon." D3. Buyer email, sent 13 October 2026, 09:00. "Nothing has arrived at reception as of this email." D4. Delivery record scan, created 14 October 2026, 11:00. Visible text: "Delivery: 12 October 2026, 18:10." The signature is illegible. No recipient name is readable. D5. Manager note, written 16 October 2026, 14:00. "I think the parcel was there by lunchtime on 13 October. I did not personally receive it."