15-30: During these times you should chop oaks. These are available for purchase at the grand exchange for 50-60 dollars. again i recomend falador. When you are 20 years old, get a mithril-hatched egg. When you turn 31, you will be able to obtain an adamant hatchet. 30-60: do not switch to willows They can be bought at a price of 8 to 9 dollars at the grand exchange. Stick with oaks. Change to a rune-hatet around 41. 60-99: You are able to chop yews to earn money for free play. They are selling 450 coins per.