"Of course London's a big place. It's a very big place, Mr Shadrack. A man could lose himself in London. Lose himself. Lose himself. Lose himself in London!" So said Billy Liar. And he was right. London is a dynamic world city with many pathways through the dangers and the temptations of the big black smoke. There's a million tales and then a million more and we want to gather them here. So get writing and tell us your London Conversation for this ongoing project and we will select and share the very best ones with you here on the site. Click here to submit yours now.