POSTED/UNPOSTED is a collaborative project creating networks of Letterpress printers in geographic areas. Each project contains a collection of letterpress printed C5 envelopes with contents.

The first collection was organised by Imi Maufe and Lina Nordenström from GG studios in Uttersberg, Sweden. The Nordic Letterpress Collaborative POSTED/UNPOSTED edition includes works by 25 Nordic letterpress printers and was launched in 2017.

POSTED/UNPOSTED•British Isles has been organised by Imi Maufe and Angie Butler (Bristol, UK), contains 24 works and will be launched in 2021.