You're probably already brilliant at finding stuff (and people) online. But so I can find out what you know, let's try a quick research exercise. Here's a quick brief.
Imagine you've been asked by the editor of The Guardian to write a feature piece on old people and the net. It's going to go in the technology pages. You need to deliver tomorrow - they need 1500 words. Someone's let them down and they have space that needs filling quickly.
First of all, you need to decide what you need for a piece of this length. Next - can you find what you need online? Then you need to find it.