diff --git a/docs/living-network-proposal.md b/docs/living-network-proposal.md
index 1224480..a41e33c 100644
--- a/docs/living-network-proposal.md
+++ b/docs/living-network-proposal.md
@@ -292,6 +292,15 @@ Stage C already keeps these three apart (New to the library, Newly released, Not
 
 The intelligence layer should notice these from matching titles, then propose them as possible stories with the evidence, for approval. It must never pair them on its own.
 
+**Serial slots (Paul, 4 November 2026):** today a story is booked whole and back to back, or not started when it doesn't fit.
+
+The intelligence layer should also know a show's regular slots. Suppose Doctor Who has two slots on Paradox and part 1 airs in the first one. Part 2 could then go in the second slot, or in the show's next slot, like a serial. That suits stories too long for one block, and channels that run a show at a fixed time.
+
+The setting would be chosen per channel or per show, by Paul. The guarantees stay the same:
+- parts in order;
+- no gaps of more than a day or so;
+- never a later part without the earlier one.
+
 **Later:** within each channel's rules, approved kinds of suggestion may be booked without asking each time. Every booking still carries its explanation.
 
 ## What stays as it is