I have tried to create a quick, useful symbol meaning “no reply needed” to aid in unclogging email inboxes. NRN didn’t stick, although I stand behind my intention.
– 30 – , a tiny little symbol sandwich, is apparently an accepted shorthand meaning “end”. In other words, should I sign off using ~30~ I am indicating that you need not reply. (I took a stab at this with NNR, as well as NRN.) Simple, yes? My feelings will not be hurt, I will not be left wondering, nor will I be concerned that everything is ok.
The quirky blog Saila was my source for enlightenment on matters of cordial email release. Saila explores some theories of the origin of the – 30 – sign off here.
I believe the real question is