Originally Posted by
vilntrav
But my EBG card shows as end of validity 04/2013 and on SAS website I am still Gold. Can I assume I will be Gold until April 30th, and Silver from May 1st
Yes. (And if you book a future trip during April and don't touch the reservation, you have a decent chance of getting EBG on your boarding pass to enable fast track and lounge access at least on the outbound trip

)
Originally Posted by
henry999
But the cards always have a two-month 'grace period' added on at the end
Actually three months. I think vinltrav has qualification year February-January. (I have March-February, and my EB cards are always marked 05/20XX.)