Describe a website or app that provides a valuable service. You should say: - What the website or app is - How you found out about it - What kind of services it provides And explain why the service is valuable.

So I would like to talk about a valuable app, which is Facebook. It's a worldwide app; it's called social media. You can express your thoughts and your daily activities on it. Basically, when I was around 10, I found out about it through my friends who were using Facebook. One day, we were wandering [...]