If you are a native speaker of a foreign language, then becoming a freelance translator could be a great opportunity. Several companies need documentation translated for international partners and hire freelance translators through companies like
Language Translation INC
You should also explore the American Translators Association website: www.ATANet.org
Most companies require applicants to take a written test and sign a non-disclosure agreement. Precision and accuracy is a must. Companies who hire freelance translators prefer candidates who are native speakers of the target language; have experience with professional documents, software, or multimedia translations; and are members of a professional translation association. The most in-demand services include translation from English to Japanese, Spanish, French, German, Russian, and Italian.
This is another business you can start on your own if you have the skills and are able to network effectively to land a client. A major corporate client can keep you busy full time and smaller businesses would likely offer project work here and there.
You must use caution when visiting these sites. Even though they contain a lot of legitimate information, they also lead to links to stuff that’s not legit. Be cautious about the sites and the ads you see and NEVER respond to check-cashing, wire transfer or Western Union related offers.