Answer: A particularly effective advertisement was Metro Trains' 2012 "Dumb ways to die - Be careful around trains.
Explanation: First of all advertising is a marketing or campaign strategy that involves paying for a physical or digital space to promote a product, service, or cause. The promoted messages are called advertisements, or ads for short. One of the main aims of advertising is to reach potiential customers that are most likely to pay for a company's products or services. Sometimes the goal of advertising is to make the public aware of certain issue. The advert was so successful that Metro credit it to have prevented more than 30 percent of accidents around trains. That, in my opinion is particularly effective.