 And a little late, but let's get into money news at 40 and past the hour here at WTOP, brought to you by PenFed. Great rates for everyone. Using a credit card to pay your rent at the service sounds like a neat, simple solution, but WTOP's Ian Crawford says there are some things you need to watch for. In the internet-minded 21st century, it's become very easy to pay your rent online with a credit card.