E: 31/8 paypoint- topup for weekly £500 draw

seen on bottom of a receipt- NEED TO KEEP THESE!

'each time you top up your mobile here* through paypoint up to 31/8/08, we will enter you into a free weekly draw to win £500'.. details suposedly on their website, but i could not find it!
(* maybe selected shops?)

***** update- just got a reply from paypoint enquiries, giving this link -
http://www.paypoint.co.uk/win500.htm

there are 4x weekly draws, on 11/18/25 aug and 1/sept, using details of topups mde in preceding week. full t/c's copied from the link-

1. Participants: This Promotion is open to individuals (who are over sixteen (16) years of age) who make payments to their mobile phone service provider via the PayPoint Network (“Top-Up”).
2. There are four prize draws of £500, which shall be carried out on 11 August 2008, 18 August 2008, 25 August 2008 and 1 September 2008. If a Participant makes a Top-Up in any of the weeks immediately preceding any of the above draw dates then the Participant shall be entered in the prize draw for the week in which they made the Top-Up. For each of the prize draws, a Participant shall be selected at random and subject to the approval of the Participant’s mobile phone operator that Participant shall be the winner of the prize.
3. The Promoter shall use its reasonable endeavours to notify winners of the Promotion within seven (7) days of the prize draw on their mobile phones. The notification may ask a winner to call a number on or before 21 September 2008, the winner will be charged at their standard rate.
4. The Promoter does not accept responsibility for any failure to contact a Participant or of any failure by the Participant to contact the Promoter and in such circumstances the Promoter has the option to re-run the prize draw.
5. If you do not want to be included in the draw, please visit
   www.paypoint.co.uk/augustetudrawexemptions.asp and leave the serial number from your Top Up receipt.
6. Employees of the Promoter or any of its group companies professionally connected with this Promotion are not eligible to take part in this Promotion.
7. Prizes are non-transferable and shall be paid by cheque. The decision of the Promoter shall be final. No telephone contact or correspondence shall be entered into concerning the result. There is no alternative to the prize. An agent of the Promoter may telephone the winners to discuss methods of prize delivery.
8. The Participant agrees to be bound by these Terms and Conditions. Any breach of these Terms and Conditions may, at the Promoter’s discretion, acting reasonably, result in disqualification. The Promoter further reserves the right to disqualify those Participants who it reasonably believes have interfered with the fair running of this Promotion and/or the result thereof.
9. Winners may be required to participate in future publicity.
10. Any instructions issued by the Promoter shall form part of these Terms and Conditions.
11. Any personal data (if any) relating to individuals shall be used only in accordance with current UK data protection legislation.
12. The Promoter shall not be liable in any way for any costs, expenses, damages or liability arising out of or in any way connected with this Promotion or the prizes other than those costs and expenses specifically provided for in the prize (if any).
13. The Promoter shall not be liable to perform any of its obligations under the Promotion or in respect of the prizes where it is unable to do so as a result of circumstances beyond its control and shall not be liable to compensate any party in such circumstances.
14. These Terms and Conditions are not intended to nor shall create any rights, entitlements, claims or benefits enforceable by any other person that is not a party to them. Accordingly, no person shall derive any benefit nor have any right, entitlement or claim in relation to these Terms and Conditions by virtue of the Contract (Rights of Third Parties) Act 1999.
15. These Terms and Conditions shall be governed by and construed in accordance with English law under the jurisdiction of the English courts.
16. Promoter: PayPoint Network Limited, 1 The Boulevard, Shire Park, Welwyn Garden City, Herts AL7 1EL.