Read this interesting article about the Internet on Teenagers in order to get well prepared for your essay.
Almost all teenagers in first-world countries have a strong Internet presence and extensively share personal content and opinions online.
http://www.huffingtonpost.com/suren-ramasubbu/teenagers-and-the-internet_b_7012050.html
Maybe, you will get some inspiration to improve your writing skills!!
Bye!
Your teacher