One Small Favour/Quick guide

Karamja

 * Travel to Shilo Village and talk to Yanni Salika inside the antiques shop north of the river. Yanni will ask a small favour.
 * Go south of the village and talk to a Jungle Forester there. You will receive his/her blunt hatchet.
 * Go due west (to the ocean) and up the ladder to talk to Captain Shanks.

Asgarnia and Misthalin
Items needed for this part: 3 Steel Bars, Boiled Water, Empty Cup, 1 Harralander, 1 Marrentill and 2 Guam Leaves


 * Speak to Brian inside the battleaxe shop in Port Sarim. Make sure he takes the blunt hatchet before you leave.
 * Speak to Aggie, the witch in Draynor Village.
 * Go to the HAM headquarters east of Draynor Village, pick the lock on the trap door and climb down. Go to the south-east corner and speak to Johanhus Ulsbrecht.
 * Talk to Fred the farmer north of Lumbridge.
 * Talk with Seth Groats.
 * Take 3 steel bars and go speak with Horvik in Varrock; he owns the platebody shop there. He is very ill, and needs a herbal antidote.
 * Go to the Apothecary in Varrock.
 * Go to Gunnarsgrunn(Barbarian Village) and talk to Tassie Slipcast the potter.
 * Enter the Dwarven mines from the northern entrance (near the Ice Mountain.) Go south, and then west when you see the anvils. Keep going west until you see Hammerspike Stoutbeard surrounded by Dwarf Gang Members. Ask him about Tassie Slipcast.
 * Go to Taverley and talk with Sanfew; he is upstairs in the Herblore shop.
 * Make a Guthix rest tea - you will need a bowl of water, heated on a range or fire, then use this with the cup, add 1 harralander, 2 guam leafs and a marrentill.
 * Once you have this, travel to the top of White Wolf Mountain and speak to Captain Bleemadge.
 * Give him the tea.

Kandarin
Items needed for this part: Chisel, around 2000gp (or 2 cut opals, jades and red topazes incase you crush the ones you get)

Note: Whilst you are in Ardougne, go west and pick up five pigeon cages which are just south of the north-western bank (behind the first house to the south).
 * Travel to Catherby and speak to Arhein who runs the shop just south of the bank (general store on the dock).
 * Go to Seers' Village and speak to Phantuwti Fanstuwi Farsight who is in the house with the water drop symbol south-west of the bank.
 * Travel to Goblin Cave just east of the Fishing Guild. Go into the cave and head north, (follow the east wall until you come to the cavern on the east. As you enter the cavern a cut scene will show you Petra) until coming to a cave to the east of where Petra is trapped in rock. Right-click and select the search option on the sculpture, and you find a message telling you to speak to Wizard Cromperty.
 * Go to Ardougne and speak to Wizard Cromperty who is just north east of the square; his house has a blue-checked floor, on the mini-map.
 * Go to Port Khazard and talk to the Tindel Marchant.
 * Go to the Feldip Hills and talk to the ogre Rantz. He is on the east side of the hills.
 * Go west until you see a gnome glider with a gnome called Gnormadium Avlafrim. Talk to him and search each landing lights for a gem, cut it, and put it back in the landing lights. For some reason, you must go to the other side of each landing light to put the cut gem back in. Then talk to the gnome again.

Completing the favours
Items needed for this part: Armour and pickaxe (strongly recommended for fight against Slagilith), hammer, bronze bar, iron bar, steel bar, pot, 5 pigeon cages


 * Go back to Rantz, (head East) he will stuff the mattress with feathers and give you a comfy mattress.
 * Take the mattress to Tindal in Port Khazard, he will give you iron oxide.
 * Take the iron oxide to Wizard Cromperty in Ardougne, he will give you an animate rock scroll.
 * Take some armour and a weapon and travel back to the Goblin Cave near the Fishing Guild, cast the spell ("Um nahi listic durooo-rah!") near Petra, and a level 92 Slagilith will appear for you to kill.
 * Cast the spell again and Petra will be freed.
 * Go to Seers' Village and speak to Phantuwti. Go through the various options one by one, until you finally threaten him. Then go through those options. Access the roof via the ladder in the building to the east with the spinning wheel. Go up to the roof of his house, and search the weather vane, then use a hammer with the weather vane and search again to get three broken vane parts. Go to an anvil with a bronze bar, an iron bar and a steel bar and use the parts of the weather vane with the anvil. Go back to the roof of the house and put the weathervane pillar, the directionals and the ornament back. Talk to Phantuwti again and he will give you the weather report.
 * Take the report to Arhein in Catherby. He will send somebody to send T.R.A.S.H. to Captain Bleemadge.
 * Talk to Captain Bleemadge on top of White Wolf Mountain.
 * Talk to Sanfew in Taverley, he will agree to let the dwarf become an initiate.
 * Talk to Hammerspike Stoutbeard in the Dwarven mines. He has changed his mind, his Dwarven Gang Members will attack you, defeat them and he will agree to stop harassing Tassie.
 * Go to the Gunnarsgrunn and talk to Tassie Slipcast, she will teach you how to make pot lids, just use the wheel and pottery oven to make a pot lid. Fire the pot lid in the kiln, and then use it on a pot to get an airtight pot. Tassie will provide you with one piece of clay.
 * Go to the apothecary in Varrock and give him the pot.
 * Go to Horvik and give him the herbal tincture, breathing salts and five pigeon cages to get some chicken cages.
 * Go to Seth Groats in the farm in Lumbridge and give him the chicken cages.
 * Go to the HAM headquarters and talk to Johanhus, he will agree to let Jimmy go.
 * Go to Draynor Village and talk with Aggie the witch.
 * Go to Port Sarim and talk with Brian, he will give you a sharpened hatchet.
 * Go back to Shilo Village, speak with a Jungle Forester just south of there, and he/she will give you some red mahogany logs in exchange for the sharpened hatchet.
 * Speak with Yanni in Shilo Village to complete the quest!