Izzay gives you a Voice Modulator and asks you to eavesdrop on some conversations in West Freeportat night which begins promptly at 8:00 PM Norrath time (one minute Norrath time is equal to 3 seconds earth time). You should stand near, but not too near the people having the conversation, and examine the Voice Modulator. You will see a message indicating when you are in the right location.
He sends you to speak with Mehina at the Seafarer's Roost in East Freeport ( -236, -55, -26 ) Copy/waypoint -236, -55, -26. Ask her about scheduling a tour of famous houses.