Email?
The problem with getting personal advice from email is that, frankly, anyone can see it - and that is not good.
Encrypted
The problem with encryption is remembering the darn protocol and program and the passphrase. In other words, yes, now its hidden but what good is it if I can't read it?
Solution
Thus we have created a portal for you only that uses military grade encryption and only you and Nina can read the questions and the answers. Not even the NSA can penetrate this 'best practices' (because you deserve the best).