What kind of wallet do you use ?
Leather business card holder. Holds ~10 cards, and under the enclosure flap I can keep a small amount of bills and a few receipts. It fits perfectly in my front pocket, so I can avoid the George Costanza wallet.
http://m.youtube.com/watch?v=yoPf98i8A0g&desktop_uri=%2Fwatch%3Fv%3DyoP f98i8A0g