£10 voucher to spend on a £25+ spend @ TreatMe.net by joining TipToken.co.uk
Instructions: All you need to do is enter your email address and where you are located (approx) and straight away you will be emailed over a voucher worth £10 on a £25 spend.
If you aren't interested in 'joining' TipToken then use a diposable email address, but they are similar to Groupon where they have daily deals / offers.
And it's possible that this is a generic code too:-
"We hope you have as much fun using TipToken as we have working on it. As a thank you for subscribing, please find below your free £10 voucher to spend with treatme.net - enjoy! To redeem, simply choose what you want from the website and call 0845 5000 345 quoting "TT01"."
Minimum Spend: £25.00