Hornsby BMW a car dealership on Sydney's upper north shore are sponsors of the Bobbin Head Cycle Classic, annual community bike ride with over 2000 riders, organised by four Rotary Clubs. A major fundraiser for Lifeline. Ian Stuart asks Mikki Weinand, Marketing, Product and Lifestyle Manager about tyre pressures, the right fuel to use, the purpose of the Eco button and his thoughts on the advent of electric cars. www.hornsbybmw.com.au