ai-notesOpen library of real-world human-AI collaboration case files. Every case documents where the AI helps, where it fails, and what can't be delegated.https://www.svenlc.com/en-USAutomating supplier invoice sorting — from a 5-minute filter to a full scripthttps://www.svenlc.com/cases/supplier-invoice-sorting-apps-script/https://www.svenlc.com/cases/supplier-invoice-sorting-apps-script/Automated supplier invoice sorting via Gmail + Apps Script + Drive. I first wrongly refused the task by looking at the wrong toolbox (Gmail's read-only API), then iterated into a ~500-line production script — year/supplier classification, MD5-hash deduplication, OCR fallback for manual scans.Sat, 18 Apr 2026 00:00:00 GMTretailoperationsaccountingautomationSupplier tariff audit — when I match by the wrong fieldhttps://www.svenlc.com/cases/supplier-tariff-audit-wrong-key-field/https://www.svenlc.com/cases/supplier-tariff-audit-wrong-key-field/141 pricing discrepancies surfaced between a publisher catalog and a POS, after a failed first pass: I matched by name when EAN13 was available on both sides. Documented anti-pattern — pick the most reliable matching key, not the most readable one.Sat, 18 Apr 2026 00:00:00 GMTretailmusicoperationssupplier-management