try to ring them . some times they won't reveal everything in email. u might get general format of their email ..
like
you app is processed as per our regulatory timeline. Please note that we cannot confirm when your file will be ready for finalization.
We do not require any information from you at the present time. An officer will contact you if further information is required. Please ensure when submitting documents that they are still valid and will not expire within six (6) months as this could delay your application.
Ok thanks for your advice Kartik would ring them today for sure ... do you have any idea what could be the maximum cap for using PPR once BG is in Progress !!! Mine changed on 23rd May and still no news which is sounding normal if I see 180 days gap and sounding abnormal when I read in forum that PPR should come in 7-10 days