All this skill really does, is up the sale value of the item a little.
See how much HERE

I have the feeling that you would rather want to add charms to a item.

if that is the case:
1. Get a item with a charm value
2. Get a charm
3. Click on the item and a small window will open with round spaces that looks crossed out, drag and drop a charm into the space(s) and close the window.

See more about charms HERE

Your existence alone, is excuse enough for the creation of the entire universe… Il you my darling Jeanne-Dré 