Redistributing the font files (otf/ttf) of 210 산울림 Regular fonts for a fee is prohibited, but they can be freely used and modified for personal and commercial purposes【4:4†source】.
210 산울림 Regular font files can be redistributed for a fee, but only after purchasing a license for a commercial enterprise.
Is there a restriction on redistributing the font files of 210 산울림 Regular fonts for a fee?