And then after over 3 years your now 10 year old breaks down and informs you that visits occasionally and phonecalls every other week are 'not enough' and she misses her nana and her cousins 'very very badly' and wants us to know in case we are planning a visit back 'home' soon.

Smacked in the guts or what? You know you are doing your best for the family, giving them the best chance at a good future but then the wee buggers turn round and do the emotional thing on you. AARRRRRRGGGGGHH