John Chow has written a great article explaining why 0% interest credit card offers can actually be a trap. It basically comes down to make sure you read
Back here I wrote about how I’d applied for a GE Money Mastercard because they were offering a 0% interest offer. I read the fine print and realised that the 6 months was likely to be less than 3 months and didn’t go ahead with it because the money I’d save wouldn’t have left me much change after I’d paid for the stamp to apply for the transfer.