The Divine skills: Making use of Divination for more RS gold

Source: Youtube
How divination helps you make RS gold?
Divination is a gathering and manufacturing skill which was developed by humans after the beginning of the Sixth Age. The players must gather divine energy from the wisp and use this to make items and convert them into a much higher value which this will help players make more RS gold.
Wisp is a source of Divine energy which will be used to make signs, boons, portents and other resources. This will also help you make lots of RS gold since the other resources can be used by other skills. Wisps lives in the colonies of the same tier. As there are 12 tiers, there are 12 colonies. The wisp may wander around the nearby areas with colonies. Below are the list of colonies and their tiers:

Source: Wikia
Products you make using Divine Energy to earn RS gold
Boons are an item that increases the XP gain and energy when converting memories of that tier. Although you cannot sell these for RS gold, you can level up faster and provide you more energy that you can use to create items and resources. Once you created Boons, they become active immediately.

Source: wikia
Portents are items which just stored in your inventory that automatically activate once a certain conditions are met and then removing themselves automatically. There are four types of portents; restoration, item protection, life and passage. These items can be sold to some players who need it and also to make RS gold.
Signs are items that can be worn in the pocket slot which has a lot of benefits that may help you along the quest such as preventing killing blows or protecting your items on death. This item is also a good potential on making more RS gold since it is useful. Unlike portents, you still need to worn the signs.
Transmutation is the ability to turn low value items into higher value items using Divine energy. By turning the items into higher value items, you can make Rs gold by selling them at the Grand Exchange.