@item
If @samp{VERSION} indicates that this is an alpha release, and the file
@file{README-alpha} appears in the topmost directory of a package, then
-it is included in the distribution.
+it is included in the distribution. This is done in @samp{--gnits}
+mode, and no other, because this mode is the only one where version
+number formats are constrained, and hence the only mode where
+@code{automake} can automatically determine whether @file{README-alpha}
+should be included.
@item
The file @file{THANKS} is required.