Cohen and Felson (1979) also demonstrate how the evolving nature of commodities influences aggregate levels of crime through the changing suitability of targets. Personal property and valuables serve as suitable targets for many offenders, although a target’s suitability largely depends on the feasibility of the crime and the anticipated reward. A thief would be more likely to take a wallet than a refrigerator because the wallet is more portable, more easily concealable, and more valuable per pound than a refrigerator. As technologies develop over time, many valuables such as televisions and portable electronic devices undergo a reduction in size and weight, an increase in monetary value, and greater prominence within society. In light of this observation, Cohen and Felson (1979) illustrate again how changing social conditions increase the opportunities for crime. Consider the computer as an example. At one time, a single computer would occupy an entire