If you've never heard of the concept of writing a letter to your 16 year old self, let me explain.
The idea is fairly simple, you, whatever age you are now, write a letter providing advice or just general babble to what was your 16 year old self. You are writing from your present to your past.
I've been wanting to do one of these for a while and thought it would be interesting to share it on my blog and and encourage others to do the same. Here goes....