Hi ManiB , i ve read in one of ur posts tht u ve successfullychanged ur principal applicant for SAP case. although i dont need to do it but i ve to make some ammendment in my application specially in six selection factors. Could u plz tell wht way did u choose, did u send them a letter or emailed them, n after how many days did they reply to u, were u asked to fill out the form again.I applied thru London office , which office do u ve applied .i ll be highly grateful if u could state the way .also as it s a SAP so did u send any docs with ur letter to prove ur claim