You can't touch them, taste them, or even see them outside of your device, but sales of virtual goods are booming. As much as 90% of revenue from mobile social games is driven by sale of intangible virtual goods. Many in-game purchases are motivated by the desire to save time or gain powerful advantages in a game, but the desire to own aspirational objects, real or virtual, should not be discounted. In the virtual world as in our own, style matters.
Practical examples will show how the same design principles that separate Ferrari from Ford apply to game design, through the creation of unique virtual goods.