USPS OKs two-way postage for reusable envelopes
The US Postal Service has approved the first two-way postage indicia for mailers using reusable envelopes.
EcoEnvelopes, a designer of reusable envelopes, was authorized by the USPS to make the envelopes, for which mailers using approved reusable envelopes can use one printed indicia - markings showing that postage has been paid - for both outgoing and [...]