theoretically it may affect your credit scores; however, in my experience, it does not make a big difference. I've canceled a couple of credit cards, when I apply a mortgage, I still got a good rate.
not bad. ; W+ N. H! r& o" X- T9 c! B / y8 R; o: a& n2 Obut compared with other rewards cards, the rate of getting points is not good enough. But if you buy things a lot at their stores, it is very good.