hi im trying to customize microsoft accounting and its my first time i read the sdk help and its not easy, when it says to customize a label you should customize the interface Ixxx haw can i do that ? and haw to make the new dll installed on clients instead of the old one ? -- Ammar S. Mitoori IT Head QIMCO Co. Tel : +9744831199 Mobile : +9745378400 Fax : +9744831643