Well, the whole post above was about how to get started :-)
Really depends on how much you can play with; whether 100 or 1,000 or even 10,000 HIVE!
There are maybe 3 or 4 different strategies - you can see these scrolling down the Ranking table as the SIM income is not always in line with the city population.
RE: How to Construct a Small dCity With a Big Income - and Win SIM Prizes!