Thought you should know, "yinz" is extremely regional and not nearly as recognizable as other dialectal/regional words meaning the same thing. You probably have

Thought you should know, "yinz" is extremely regional and not nearly as recognizable as other dialectal/regional words meaning the same thing. You probably have a very low hit-rate comprehension-wise using it, considering it can be replaced with more easily recognizable words, especially for foreigners (though it's far from certain that people from the US but not from Pittsburgh or thereabouts will immediately recognize it).