<Disclaimer>This is my own personal opinion and not based on anything else and I am not a Cabair student</Disclaimer>
I would have thought that it doesn't really matter which school you trained with as far as the licence is concerned as we are all working towards the same end.
Whether you will get the same assistance in getting your CV on the right desk or not is a contencious one as the big FTO's claim they can help land that illusive first job but there are plenty of people on here who dispute how much help their FTO was in this.