"It could be done in a few hours or less, if the teams were sent simultaneously. The nobles who refuse will do so immediately, and even one willingly allowing guards in their basement reduces the area we need to search. The clues will not be whether they allow Watch personnel inside, but their reactions to the idea of Watch members within their walls and the reasons they give for accepting or refusing the unsolicited protection.<br/><br/>Though you do have a point, pre-existing sewer entrances can also reduce our target list. But if we cannot even spare that little time, then we should decide our plan of action and move out immediately."