JUST FOUND THIS ON MSE.GOT TO BE WORTH A LOOK.ANY PHONE APART FROM TESCO MOBILE OVER £40 APPLY BUT THIS IS THE CHEAPEST EQUALLING THE MOST PROFIT BACK...
HERES HOW THE DEAL WILL WORK
It's possible to get 2,000 bonus points, convertable to £80 of Clubcard Rewards, on a range of £40+ PAYG mobiles for Vodafone, O2 and others (all barring Tesco mobile itself). The cheapest mobile is £44, meaning convert the points to Tesco Rewards and you're effectively £35 in profit.
To get the bonus you must use the code TDX-L53R and you cant do it instore