1. Why is it so hard to determine whether an area is urban or not?

2. Is a model like Christaller's Central Place Theory applicable to the real world? How?

3. Why is gentrification seen by some urban advocacy groups as a negative process?

4. Using Figure 11.23, try to connect the typical land uses in a city to actual areas of your community. Does the model hold up?

5. Are gated communities a good thing, or do they deepen divisions within a city?