I wouldn't be so quick to suggest people should be churning credit cards. There are some great values there if you are detail oriented and keep on top of things

I wouldn't be so quick to suggest people should be churning credit cards. There are some great values there if you are detail oriented and keep on top of things. However, it is hard to come up with an objective value for points and a simple mistake or two can wipe out any gains you would have made. There is a reason banks continue to offer high sign up bonuses.