In the refuge city arrangement, it was unnecessary to build, maintain, and guard expensive walled, iron - barred prisons from which inmates so often seek to escape.
Pelgulinnadekorralduse puhul ei olnud vaja ehitada, ülal pidada ega valvata kulukaid müüride ja trellidega vanglaid, kust kinnipeetavad sageli põgeneda üritavad.