Just got a text about a free voucher offer from Argos:
Free vouchers - 2 x £5 on spends over £50 OR 2 x £10 on spends over £100 @ new Argos, Crawley (RH11 7XN) 2mrw! Quote 37080 at the till.
No idea if its valid at other branches. Hope someone can make use of it :)