If you would like to catch a nice big fish, do you put your fishing line in the middle of a clear lake where you can’t see any fish and where they aren’t biting? You put your line in a place where you know they will be hungry and you know they will be hanging out.
This way you are sure that you attract out the pre-motivated ones that are ready for what you have to offer.
Thanks to modern technology you can easily find a Brazilian woman online who is already looking for a foreigner.
I use a fishing metaphor for this (sorry ladies, it’s not meant in a sexist way).
Most singles want to find someone who understands them, who’s had similar experiences, or who understands and appreciates their culture and lifestyle.