So since you are such the perfect man for her and she wants to be with you, she will obviously choose your city. From there the plot almost always goes something like this... On her way to the airport she just needs to go to her workplace to collect the paycheck or to the bank to retrieve wired funds from mom/dad/grandmother/etc to pay for her visa, flight, etc., and wouldn't you know it, SWEETIE HAD A CASH-FLOW CRISIS.
This can be a little harder to detect because they do actually interact through the site until they can get you engaged in a direct email communication.
I have a friend in the travel agency who can get a tourist visa for me to visit you, but I need 0 for the visa and 00 for the airfare. ..." BUT BE AWARE OF A NEW TREND AMONG RUSSIAN SCAMMERS: It is becoming increasingly popular for Russian scammers to disarm your suspicions by talking about plans to come see you in your country, but INSIST on covering all their own expenses for the visit, even if you offer. Sometime, usually immediately prior to her trip to come see you, she will run into some unavoidable cash flow crisis.
You can't help but think "Gosh, how could this be a scam if she is paying for the trip? Or, another similar recent favorite is for Russian scammers to claim that they ALREADY have their visa and will be coming to your country and that they just need to choose the city...
But it is an open site where thousands of members post their own profiles, so scammers slip through sometimes.
But be ready if you post profiles on Russian Cupid (formerly Russian Euro) or Ukraine Date.