By Philippa Goymer
Sheil Road in Liverpool is one of the cheapest places to buy sex in the UK. This is the stark and unforgiving story of women selling sex - some for as a little as four pounds.
Tiffany Sweeney meets 18-year-old Valentina, a young woman who is financially supported by seven wealthy older men who provide her with cash and gifts.
By BBC Panorama
The sex industry has been transformed by the internet, and most sex workers now meet their customers through online sites. Bronagh Munro investigates the online pimps who traffic vulnerable women.
Hayley goes in search of the naked truth about nudity to explore why people are stripping off. As she signs up to a sexy subscription site, can she learn to love life in the nude?
Louis Theroux reveals the inside story of life in one of America's largest legal brothels. Over six weeks of a summer, Louis moved in with the owners and working girls at a bordello in Reno, Nevada.
A Storyville documentary, filmed over seven years, that follows porn star Jonathan Agassi and explores the impact that both the industry and his upbringing have had on his life.