The exercise is to decide whether the question accepts the proposed suggestion as a correct answer. If yes, write "True", otherwise write "False".
Question: when were forever stamps introduced
Suggestion: Later related inventions include postal stationery such as prepaid-postage envelopes, post cards , lettercards , aerogrammes and wrappers , postage meters , and, more recently, specialty boxes and envelopes provided free to the customer by the U.S. postal service for priority or express mailing.
