Actually all Google ads are legit they are real websites trying to get people to their website, the ads are suppose to be relevant to the topic and when you click an ad you will be directed to the ad site. So its really good because with the ads you can learn more info on the topic say if you have a topic about Trinidad government and ad might appear for that and if you click it you will be directed to the site and it will have information about it, so it can also learn more