FamilyTree DNA are having an upgrade promotion for a week, so it is a good time to see what additional markers may show.
Should eligible participants wish to avail themselves of the offer, follow the instructions in the email you will be sent by Family Tree DNA (I don't yet know how much of a discount, but the promo I received said an average of 25%, and the normal 37 to 67 upgrade is $99 US, and 12 to 25, or 25 to 37 $US 49).
Note the instructions in the flier:
To order this special offer log into your personal page and click on the special offers link on the left hand navigation bar.