Maybe people associate bad grammar and limited vocabulary with lower intelligence, which may be somewhat justified for native speakers. I think announcing your

Maybe people associate bad grammar and limited vocabulary with lower intelligence, which may be somewhat justified for native speakers. I think announcing your poor English will make readers be mindful and see through your language barrier. I don't think it's really about feeling embarrassed. I remember reading about a study that showed people with foreign accents are judged to have lower intelligence levels. I think, in general, bringing your language handicap to people's conscious mind will prevent them from making such subconscious judgements.