The main reason (i think) for the refinance and xcoll is 1 application with the same commission paid.
The other option would have involved 2 applications and possibly dealing with two different banks. Lot more work for the broker but a better result for you in the long run.
The other option would have involved 2 applications and possibly dealing with two different banks. Lot more work for the broker but a better result for you in the long run.