Yes.
The quest that gives you the most money in HorseIsle is Grey Slate's Gaudy Crown. It can give up to 50,000 points.
I dont know exactly what quest makes the most, but look for quests that give you 100 or more quest points and they usually pay well.
Liza in molten meadows will give you one.
You may not have the right amount other than that i am not sure
They are everywhere.No kidding, you only have to talk to the people in the hutsand most of them will already send you on a quest.
Go to Shellton on Turtle Isle. Go to Atreyu's Cabin. Ask him about his luckdragon. He'll ask you to go find medicine. Go back to Horse Isle and ask the vet in Appleton if he has medicine. He'll tell you to go to the vet in Tropicton. Go to Tropicton and ask the vet there if she has medicine. She'll give you some. Go back to Atreyu's Cabin and give him the medicine. HesAKeeper on Brown
Head to the blackened tree on the right side of town and talk to Fluffy. He will give you the hat for three carrots. Then give Jayne his hat back.
First you need to do a quest for the turtle. Then get a lot of strawberries. After you have some and have completed the quest, talk to the turtle. Give him a starwberry and he'll lead you to the islands.
First go to the vet in appleton, he'll tell you to go to the vet in tropicorn, who'll give you the medicine
Deliver the package to Jean who is in the middle of the right side of the temple. She'll give you notes that must be delivered back to Jean.
complete SleekFur's (resident of Twin River's Isle in president village) letter quest and he will give you pinches of salt as a reward
First go to Lenny and talk to him. Then go to appleton and talk to the rock shop owner. YOU WILL NEED : 10 chunks of copper ore. Give those to him and he will give you the valve. Take it back to Lenny. Congratulations you have completed Lenny's brass valve quest. You earned 2 rubies and 50 quest points.