Australian renters on edge as an end to fuel excise cuts looms could save up to $2000 by using their EV to power their home after Energy Minister Chris Bowen gave the green light to vehicle-to-grid technology, analysis has revealed.From July, Australians will be able to charge their plug-in hybrid during the day and then use the stored electricity to help run their property at night when power is more expensive.For a renter with a 10kWh plug-in hybrid battery, they could save about $2000 per year by using their car to power the home most of the time, according to…