diff --git a/share/man/man5/style.mdoc.5 b/share/man/man5/style.mdoc.5
--- a/share/man/man5/style.mdoc.5
+++ b/share/man/man5/style.mdoc.5
@@ -304,6 +304,16 @@
 .Va critical_filesystems_ Ns Ar type
 .Ed
 .El
+.Ss Maintainability
+Please wrap
+.Xr roff 7
+lines before
+.Dv 72
+columns where possible,
+for compatibility with default editors and console geometries.
+Avoid inserting a newline in multi-word phrases people are likely
+.Xr grep 1
+for.
 .Sh SEE ALSO
 .Xr man 1 ,
 .Xr mandoc 1 ,