 Along with the concepts of space, time, causality, value, meaning, truth and existence, the concept of the physical is one of the central concepts of human thought. So it should not be surprising that any attempt to come to grips with what a physical property is will be controversial. The theory and object conceptions are no different: each has provoked a number of different questions and criticisms. In the remainder of our discussion of the condition question, I will review some main ones.