i changed old live account (used in WP7 and locked to US region) to new with XBOX 360... make hard reset WP7 and login with new Live account, set to my local region in phone settings and all is OK... Store also working with new region setup...
only one problem: buy option still is locked to US region and cant add my credit card to purchase apps... did anyone have any smart advice to reset this? i have many pay apps collected in many promotional actions for free and dont want loose him.

thank you....

happy holidays and end of the world :D