Related Clues:

• Kind of card
• MasterCard alternative
• Green card, informally
• Big Board's brother: Abbr.
• Financial page heading
• Traveler's need, perhaps
• Traveler's O.K.
• You can get a charge out of it
• Payment option, for short
• Visa rival
• Stock page heading
• Permission to go
• Big name in plastic
• Wall St. acronym
• Entry requirement, at times