The normal means of gathering intelligence included, but were not limited to, eavesdropping, infiltration, disguise, interrogation, and so forth.
Places with a complex mix of people were often teeming with rumors and gossip.
Such as the banquets of the high nobility or the taverns frequented by independent mercenaries.
There were many mercenaries in the Royal Capital. Although they couldn't venture beyond the "Eternal Wall" to hunt Dark Creatures, the commissions from nobles and merchants were indeed plentiful.
Not just finding lost cats, dogs, snakes, lizards, and other missing pets, but tasks involving infiltration, stealing, and framing others were always mainstream in the Royal Capital Mercenary Association's mission list.
Today a white-haired noble might commission a mercenary to pour manure in front of a red-haired noble's gate... Tomorrow, it wouldn't be surprising to see a task on the list requesting "the spreading of manure within the estate of the white-haired noble."
