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.4 F' v) n2 y; L( E) S6 e5 y
6 I( r! U" g4 c- W( l. r Z" H& {
but 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.