By Martin Lewis, August 25, 2011
If you are one of the millions holstering a Tesco Clubcard in your wallet, it is time to sit up and listen. Tesco's latest Clubcard vouchers flopped through letterboxes this month, earned by spending at the giant.
To coincide, it has relaunched its double your vouchers' value in-store promo.
Yet it is possible to further play Clubcard points like a symphony. I am going to show you how.