I've been blogging about life as an expat in Johannesburg for over 5 years, and have accumulated quite a list of useful articles for newcomers or those contemplating a move. I invite you to visit joburgexpat.com to start browsing.
To make it easier where to start, I put together a list of 10 articles about schools, housing, domestic help, buying a car, banking, doctors, internet, shopping and travel:
10 Must-Read Articles for Expats Moving to South Africa :
Sine @ Joburg Expat