As I read it, Mrs O's original question remains unanswered:
>> However, the Police are refusing to go see or even phone the man to speak to him about the relationship. It is almost as if they are condoning the matter. Do you think at the very least he should receive a warning?
Yes, I do. For example, in today's news there's an example of police sending out warning letters:
http://www.bbc.co.uk/...th-yorkshire-13440103
If this guy has dated underage girls before, or if he'll do it again, I believe some kind of record needs to be kept so the police can determine whether his excuses of "I didn't realise" were wearing a bit thin...