Related Clues:
- MasterCard competitor
- Plastic choice
- eBay identifier
- Fixed payment
- Phone-bill item
- Spot's jingler
- Certain stamp of approval
- Phone-bill addition
- Common admission requirement
- Globetrotter's purchase
- One may be flat
- Traveler's entry document
- Common way to charge
- Addition to passport not altogether advisable
- Charge for services