Zen have just introduced 300-500-900mb upgrades 
just upgraded to the 900 package from 300mb that i had with them was paying £60 per month, there 900mb package is £70 per month, for £10 more it was a no brainer
cant wait to get activated, they say it should take up to 72hours

just upgraded to the 900 package from 300mb that i had with them was paying £60 per month, there 900mb package is £70 per month, for £10 more it was a no brainer

cant wait to get activated, they say it should take up to 72hours
