With my scores, I do best if one out of my five cards has a balance. Doesn't matter which one, just one. Naturally, it can be different with others.
It makes your life simpler if you have the balance on the higher limit card, because you have more wiggle room. I usually have under 1%, with an occasional exciting util of 2%.
The idea is that you are showing that you can flirt with credit (low usage) without, umm, going all the way. Sort of an archaic concept, but familiar to Southern females over the age of 50.
* Credit is a wonderful servant, but a terrible master. * Who's the boss --you or your credit?
FICO's: EQ 781 - TU 793 - EX 779 (from PSECU) - Done credit hunting; having fun with credit gardening. - EQ 590 on 5/14/2007