250 Free Signups to a website! Uk suppliers prefered!

Hi there! I need someone who can provide me with 250 real people signups from the UK using one specific site. The people will just have to sign up and then complete a free trial offer. Each sign up must be real unique people with their unique address in the UK otherwise I will be banned from the site. I will give more details on request. Possibility of payment to be made in full at the end of the project will be much appreciated, but we can always discuss this matter. This is a serious offer therefore only serious suppliers please.