Hnn, I can only answer the first of these questions.
To use more than one item from a set, Dappy Dandy for example, you need to have more than one set.
For example. You buy Dappy Dandy for one of it's hairs, but you also want the eyes, you would need to buy a second set for those eyes.
To use more than one item from a set, Dappy Dandy for example, you need to have more than one set.
For example. You buy Dappy Dandy for one of it's hairs, but you also want the eyes, you would need to buy a second set for those eyes.
...but nothing is more important to me than me.