 Why is Tremaine considered the best person to conduct this investigation?
In his room at the Elsby Commercial Hotel, Tremaine opened his luggage and took out a small tool kit, used a screwdriver to remove the bottom cover plate from the telephone. Tremaine covered the discovery of the powerful unidentified interference on the high-security hyperwave band, the discovery that each transmission produced not one but a pattern of "fixes" on the point of origin. It showed a set of concentric circles, overlapped by a similar group of rings. "The point is this, Jess: we think we've got it narrowed down to this section. "Mr. Bram," repeated Tremaine. It was ten minutes before he beckoned Tremaine over to the table where a two-foot-square book lay open. Vice-President Roosevelt had made a speech.
 He knows the people and the area.
 He knows the people and the area.  He has special training.  He has extra time.  He has money to pay people bribes.