I told Mr. Musa Sahin that, as a collector of rugs, I was checking the market for possible purchase. I asked him to show me several rugs although I never buy a rug the first time I see it. He said I was "not a serious buyer". I replied, "You are an expert. I am not an expert, but I am a serious buyer. When he realized that I was knowledgeable about rugs, he stopped dealing with me, and he told me to leave. Although he was rude, I remained polite. I am a university professor of chemistry with international reputation. read more