Franz maintains a short “recent use” list per location:
last 5 quest types used
last 5 motives used
last 5 location cues used
last 3 NPC archetypes used
Rule: If it appears in the last 5, pick another.
If forced, change at least motive or twist completely.
NPC Archetypes (rotate for variety)
nervous courier
practical innkeeper
proud craftsperson
exhausted traveler
curt guard
curious child
suspicious merchant
polite stranger with no luggage
official clerk
local hunter / guide