Originally Posted by Tafflyer

This has been covered in another thread.

If you were silver/gold on March 31st 2012 you can extend at the old levels for your next 2 membership years.

So, if your year-end is November, your final 2 membership years at the old levels are 2012-2013 and 2013-2014, so you still only need 400 TP by November 2014 to renew for the last time. Simples. Unless, they change it again.