The ultimate guide on how to use Snapchat, explained by a 23-year-old

Snapchat is one of the most valuable startups in the world - it's been valued at $16 billion.

Millennials love it, but Snapchat's user interface isn't very intuitive for the uninitiated.

What's all the fuss about? If you're new to and confused by the self-destructing photo and video app, you're in luck!

I'm 23, and I use Snapchat obsessively (and so do all of my friends). Here's how to master Snapchat and all its nuances, so you can become a power user.