Skyrim Skill Tree. The easiest perk to demonstrate this is with the haggling perk in the speech tree. For example, enter the code for haggling rank 1 player.addperk 000be128 and you will get the normal ~%10 decrease in prices.
It is closely related to the archetype of the magician. Check out these skyrim character builds to find out what perks and skills are best suited for you and your character. Probably a skill i have in all of my accounts and builds i make! See what skyrim skills the below would max out if they were in the game.
The easiest perk to demonstrate this is with the haggling perk in the speech tree.
Levelling up your skills a certain number of. Resetting the skill back to 15 allows you to continue levelling using a tree that you actually use in the style you play the game with instead of forcing you in skyrim, character levels are gained by leveling up one's skills. In elder scrolls v skyrim, there are 18 skills and more than 250 perks. A +10% smithing enchant will give +12.5% smithing bonus with that perk, for example.