The surveys published by the chambers of commerce indicate that companies who translate their documents reach more markets and have better sales. It is necessary to understand that a small investment in translation may allow you to largely increase the number of people that our information can reach.
Nowadays inter-cultural communication is a must and working globally is very simple with the help of internet. I've experienced this myself. Getting translation right can produce huge returns for your business; getting it wrong can be a failure for your investment.