1.   Readers requiring a reply should enclose a stamped addressed envelope or an international reply coupon.

2.   Also they are interchangeable, like unblocked currency or international postal reply coupons.

3.   Simply return the reply coupon below in the envelope provided.

4.   The people thought they were investing in postal reply coupons, but Ponzi actually pocketed most of the money, paying early investors with cash from new investors.

5.   Written inquiries should be accompanied by international reply coupons.