String literal. A string literal or anonymous string is a type of literal in programming for the representation of a string value within the source code of a computer program.
As usual, the devil is in the details. For instance, with some prepaid wireless plans, your minutes are only good for a limited time, usually 30 to 90 days. If you don't use them before they expire, they are simply subtracted from your account anyway.
When you have less than 1 minute of talk time remaining on your account, you'll hear warning tones on your phone. Learn how to refill your Pay in Advance account. If your minutes aren't used by the expiration date, they expire and are removed from your account. Keep in mind that remaining talk time is non-refundable.