Bog Hound Quest
Between NoT and Ashtan, deep within the bog there, lives Haag, the old swamp witch. She will pay you 50 gold sovereigns for each bog hound corpse you bring to her.
The Umbrella Quest
Northwest of the Astan Market, on Merchant Street, there is sometimes an umbrella lying on the ground. It belongs to Ikant, a philosopher, who can be found at Philosopher's Plaza nearing Scholar's Row. Just give the umbrella to Lampe, Ikant's assistent, and he will reward you with 80 gold sovereigns.
The Hood Quest
Walking along Guardian's Avenue you may find an ebony coloured hood. Pick it up and bring it to the Executioner of Ashtan, who can be found at Radiant Path. You will be rewarded with a backscratcher, which is of good use for Epicurus, who will pay you 125 gold sovereigns for it.
The Cracker Quest
If you happen to find a cracker in the streets of Ashtan, pick it up and feed the parrot, that can usually be found near Stagira Boulevard or Aurelian Crescent. The parrot will immidiatly follow you, so head towards the Sea Dogs Tavern northwest of the Ratman, where a sailor is eagerly waiting to get his parrot back. He will give you a hookah for your efforts, which you can bring to Epicurus, who will pay you 150 gold sovereigns for it.
The Dog Quest
Dog Quest - find tibia bone in cave by north grove area and take it to the dog that travels road between there and entrance to the library. Give it to him and you'll get some experience gain.
Treasure Chest Quest
Go to far west end of island, to Ashtan dock and greet old sailor there. Take the key he gives you and look for the treasure chest he mentioned. *so far i haven't located the chest, though i suspect that a bit of digging around the island might yield it!*
Grisnelda is the old scientist or such located at center of island. She will gladly take gulls you've killed to study them and hopefully prevent future diseases, and reward you with 10 to 40 gold per.
Kill oysters, give the pearls they drop to Constantine for 80 gold each. If you wait a bit, the pearls will repop inside the oyster corpses as well.