This is a really great article about ADFS 2.0 Attribute Store for Forefront Identity Manager written by Henrik Nilsson at Cortego who is a FIM MVP.
ADFS 2.0 AttributeStore that allows you to fetch attribute values from Forefront Identity Manager and issue them as claims.
*Attributes on the Person resource can be fetched and issued as claims.
*Groups, Sets and Roles in FIM can be issued as group or role claims.
Read more at: http://fimattributestore.codeplex.com/