A temporary staying abroad can be very contributive because of many reasons: it brings a real change in living conditions, a new personal horizonts and goals, daily contact with a different culture. It is an ideal opportunity for studying some foreing language and also you can get to know a lot of peoples from absolutely different enviroment and you can compare you experience with them.
Although there are a lot of opportunities European are still too conservative.
In 1999 in EU there was just 1,2 % of movement but in the USA it was 5,9 %. In 2000 in EU 225 000 people have change work because of better working conditions.