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[[File:simcity trading city.jpg|400px|thumb|right|TradingCityTrading City]]

Each city can specialize in one or more big businesses. The player becomes not only a mayor but also a business mogul.

The player becomes not only a mayor but also a business mogul. There are five big businesses in the game: [[#Mining|mining]], [[#Drilling|drilling]], [[#Electronics|electronics]], [[#Trade|trade]], and [[#Gambling|gambling]]. *Each of the big business businesses has its own global [[leaderboards|leaderboard]].  *The player's rank is determined by the amount of profit from that business in the past 12 months.

Cities specialized in Drilling extract and process oil for profit. To extract oil, [[Oil Well]] must be constructed above oil reservoirs. Extracted oil can be exported to the Global Market for immediate profit. Oil Power Plants burn oil to generate electricity. [[Oil refineryRefinery]] can be constructed to process oil into more valuable resources: [[fuel]] and [[plastic]].

Cities specialized in electronics manufacture [[processors]], [[TVsTV]] and [[computerscomputer]] from alloy and plastic. Processors, TVs TV and computers computer can be exported to the Global Market for profit or used to construct various [[Great Works]]. Alloy and plastic can be manufactured from mining and drilling industries or imported from Global Market. Electronic city employs a large [[education|educated]] workforce.

A gambling city relies on [[Gambling#Gambling Structures|casinocasinos]]s to attract tourists and generate revenue.

Gambling city requires the construction of an adequate [[Mass Transit|mass transit]] system to bring in tourists and avoid traffic congestion. Casinos attract criminals. A large [[police]] force is needed to combat the increase in crime.

Some advanced :''Main article: [[Education]]''High tech industries, businesses services and structures require educated citizens as workers.  Schools and Colleges are two types of educational [[ploppables]]Sims from one city can attend schools in nearby cities.

There are 2 types of culture buildings, [[Culture#Standards|Standards]] and [[Landmarks]]. Landmarks are further divided into two additional types, [[Landmarks#Venues|Venues]] and [[Landmarks#Attracters|Attracters]].