Three steps. No catches..

01.

Enter from £1.00.

Answer one question about household budgeting. Pay your entry, or enter free by post.

02.

Friday at 8pm.

One household chosen at random by Random.org. Certificate published the same evening.

03.

£650 every month.

£7,800 paid in twelve monthly instalments, covering your choice: food, fuel, heating or childcare. Receipt every time.