By registering, you should not sit in silence in the hope that the young men themselves find your profile and show interest - actively go to the contact yourself. Not bad, if you own a passable one of the foreign languages. Europeans tend to speak their native language in addition to several more, well, almost everyone knows English. In a pinch, you can always use an online translator to translate your message in the language, which is owned by the candidate to whom it is addressed.
You should be aware that tying acquaintance, should be careful. On the Internet you can find mentally disturbed people more often than in life. Do not give too much information and pay attention to the style of communication, the sequence of questions asked and their adequacy. Gather more information and a new acquaintance: ask them to send photos to friends, to talk about his life and work.
At the same time you can contact the agency that specializes in such marriages. Of course, this service is not free and can cost a significant amount. But in this case, the agency's employees all work on the search and selection of the candidate undertake. You will need to give them a picture of good quality information about yourself and list the requirements to be met by the candidate.
Option with the agency, of course, more reliable, because everyone take you marry tested for compatibility, while not serious candidates are eliminated immediately. To avoid falling into the hands of fraudsters, please only reliable and proven agency, offering its services to more than a year.
Better if the personal acquaintance with the candidate will be organized in your area. This is more secure, and you will feel yourself more confident and relaxed.