> If it gets stolen/someone else uses it, all I need to do is tell my bank, and since I have not paid the debt, I am not out any money. It is on the bank. If I was using a debit card, it may take a month+ to be investigated/money returned.

But if the bank still claims it was you it is still in question and they still want their money back, with interest.

> I do not believe that credit card accounts have a negative affect on mortgages. They are different types, with credit cards being revolving. As long as you are paying it off and not maintaining a valence, then it should only be a net positive (shows credit history of paying debts).

Ah I see, this does definitely not apply here in Europe. The amount you can borrow for a mortgage is reduced by the amount of loans you have, including the maximum spending limit on credit cards (even if you never use said card at all!). This is why I have a card with only 1000 euro spending limit, just for some backwards sites that don't support debit cards (there are still some unfortunately.