Have you had an email notifying you of the price changes?
it includes a link to the BT website where you get a "personalised" offer.
My 12 month term ends in August, and was offered 12 months infinity 1 for £10 per month (i.e. the same as my current deal) or 12 months infinity 2 for £17.50 per month.
Both are pretty good deals. I'm going to take the cheaper one, but not until just before the price rise (i.e. i don't want to waste 2 months of my current offer by starting the new 12 month term today.
Ashington (Northumberland) Exchange