-the usual conventions. The value for @code{provides} is a list of
-feature symbols (written unquoted). All of the features provided by
-libraries in your package should be elements of this list. Implementing
-an automatic method for generating the @file{provides} line is
-desirable, but as yet undone.
+the usual conventions. The first letter should be capitalized, and the
+string should end in a period. It need not be a complete sentence
+grammatically. The value for @code{provides} is a list of feature
+symbols (written unquoted). All of the features provided by libraries
+in your package should be elements of this list. Implementing an
+automatic method for generating the @file{provides} line is desirable,
+but as yet undone.