If you're a Setanta subscriber and you wish to take advantage of their current plight to negotaite yourself a better deal, email firstname.lastname@example.org and inform them you wish to cancel. They will reply (eventually) and offer you a choice of the following:
Option 1 - £5.00 per month for the next 2 months.
Option 2 - £10.99 per month for the next 6 months.
Option 3 - £9.99 per month for the next 12 months.