If you are looking to purchase with the intent to subdivide (and or develop) - don't forget to check with the local council & your conveyancer PRIOR to purchase.
Buying a big block doesn't guarantee you will be able to do either!
Zoning is the process of dividing land in a municipality into zones (e.g. residential, industrial) in which certain land uses are permitted or prohibited. In addition, the sizes, bulk, and placement of buildings may be regulated.
In addition, the sizes, bulk, and placement of buildings may be regulated.
Don't get caught out by assuming your zoning matches your intent!