Deportees and other migrants return home wealthier, more educated and with more work experience than people who never left. This 'brain gain' benefits the whole community, financially and politically.
Curbing negative gearing will help get empty housing onto the market. This could go some way to bringing life back to relatively dense urban centres that are oddly lacking intensity of public life.
Communities that rate highly for liveability share certain essential features. We can identify and build these key ingredients into our cities to create thriving places where people want to live.
Renewable energy programmes in South Africa need stronger policies to ensure that communities benefit.