diff --git a/operational-notes/email-management.md b/operational-notes/email-management.md
index 124dac8..f100ce2 100644
--- a/operational-notes/email-management.md
+++ b/operational-notes/email-management.md
@@ -40,3 +40,13 @@ Interesting newsletter emails and other emails about events or things which may
 ### INBOX.Soren.Delete
 Emails which you (Soren) believe should be deleted - just move them here for review. I'll leave this up to you initially.
 
+## Learned refinements / sender-specific hints
+Use these as lightweight overrides when the general category rules are technically correct but too broad.
+
+- **Nextcloud notifications** → `INBOX.Soren.Delete`
+  - Michael does not need to see routine Nextcloud notification emails.
+
+- **CoinSpot newsletters / weekly wraps / promotional crypto updates** → `INBOX.Soren.Archive`
+  - Even though they are crypto/financial in topic, treat generic CoinSpot newsletter-style updates as informational/reference material rather than Finance.
+  - Keep truly account-specific CoinSpot emails, security alerts, transaction confirmations, tax statements, deposits/withdrawals, or anything requiring proof/record-keeping in `INBOX.Soren.Finance`.
+