Filipinos boost remittance sector growth in Hong Kong
24 February 2014 Last updated at 02:13 GMT
When people leave home to go and live abroad for work, it is often a financial decision.
But they are not the only ones to benefit. Entire industries are popping up to serve foreign workers.
In Hong Kong, there are thousands of women from the Philippines, employed as domestic workers.
And their income has spurred a demand for companies which help them send their earnings home.
The BBC's Juliana Liu reports.