By now you read the day's shape. This module teaches the fine print — the small structures inside the profile that record how an auction ended. They matter because they separate finished business from unfinished business, and markets have a long memory for the unfinished kind.
Excess: the auction that finished
When price probes an extreme and a stronger participant slams it back, the profile prints a tail — a run of single letters at the high or low. That's excess: conclusive evidence the auction went far enough to find the opposite side. A buying tail at the low says sellers advertised price down and buyers answered emphatically; a selling tail at the high mirrors it. Excess marks a completed auction — a real edge to lean on later.
"To have excess it has to have at least two single prints — that's the minimal amount. One single print is not excess."
— James Dalton, Market Profile Mastery Kickstart webinar (Mar 2017), 33:36 — source videoPoor highs and lows: the auction that didn't
Now the opposite: a session ends at its extreme with a flat, thick shelf — multiple letters at the very high or low, no tail at all. That's a poor high (or poor low): the auction ran out of clock, not out of participants. Nobody slammed the door; it just closed. In Dalton's Short Trap webinar the market takes out exactly such a "poor low, or non-excess low" the next session (46:38) — because unfinished auctions attract revisits. A poor extreme is a magnet and a warning: the move that made it is weaker than it looks.
Single prints inside the profile
Single letters inside the day's range — not at the extremes — record a different event: price moved so fast that no two-sided trade ever happened there. That's initiative conviction (Module 4) frozen into structure, and it doubles as a reference: the market often returns to "repair" those zones, and how it behaves when it does — acceptance or one more rejection — retells you who's still in control.
The general principle under all three tells: the Profile records where business was refused as faithfully as where it was done. Tails are refusal with authority; poor extremes are refusal by default; single prints are refusal by speed. Read together with value migration, they turn yesterday's chart into tomorrow's map.
Assignment
At each close for one week, annotate yesterday's profile with three marks: tails (with direction), poor extremes, and interior single prints. Before the next open, write one line on which of those the market is nearest — then check at the close whether it interacted the way this module predicts. You're now maintaining what Module 8 assembles: a living map of unfinished business.