For years, start-ups, automakers and other companies have been slowly building chargers, mainly in California and other coastal states where most electric cars are sold. These businesses use different strategies to make money, and auto experts say it is not clear which will succeed. The company with the most stations, ChargePoint, sells chargers to individuals, workplaces, stores, condo and apartment buildings, and businesses with fleets of electric vehicles. It collects subscription fees for software that manages the chargers. Tesla offers charging mainly to get people to buy its cars. And others make money by selling electricity to drivers.The Transition …
