<prompt> Human: I want to be a traveler and get good credit.So I want preferably one card that gives good miles per dollar spent AND has no chargesfeesinterest for international purchases.Is there a card that accomplishes both?If not, what is the best credit card for mileage per dollar spent?What is the best credit card for oversees purchases?  <response>: Check out rchurning and nerdwallet.com 