Seen this on the mobiles.co.uk sim only deals page, might be of some interest to those looking for an alternative to EE and Three 20GB data plans.
Vodafone SIM only.
12 mth contract.
=£12.50 p/mth after redemption cashback.
Save over £116 Cashback by redemption (£23.28 on months 4,6,8,10 and 12)
So, Only £12.50 Per month for 1 year, maybe £11.25 p/mth after Quidco.