Hello this is ClefairyKid (https://www.deviantart.com/clefairykid), your new co-founder, I've just joined the group to lend some of my experience on the subject of profile customisation. What follows is some advice taken from the article I wrote here; DeviantArt Customisation Explained. Go there if you want a general overview of all customisation concepts (I'll be covering one subject at a time here to save confusion).
Custom Box Backgrounds
The thing I am most often bombarded with questions about. There are some important things to remember about these;
:bulletblue: You MUST be a premium member on dA to use the code.
:bulletblue: You must create the image at the size it wil