BTW if your in the UK and looking to sell BTC this is the exchange I use and recommend. And no I am no affiliate!

IBWT is a UK Bitcoin/Virtual Currency exchange, offering a fully regulated, secure method, for individuals and businesses to buy or sell bitcoins.

Fees are 0.3% per transaction
Simple verification means you could be a full customer in a matter of days
Security ensured with Cold Storage, SSL 256bit encryption & 2FA
Dedicated Server for an enhanced customer experience
Deposits via OKPAY or secure mail services
Withdrawal via OKPAY, secure mail services or via banks

www.ibwt.co.uk