Agree with all of the above although I've never done it completely myself, I've either had a job waiting or a partner along at the new country, which has helped

Agree with all of the above although I've never done it completely myself, I've either had a job waiting or a partner along at the new country, which has helped. And you don't need to be so drastic as to move to a parallel universe, you could just move within your own country.