#
# ## Exec Module
#
-# The module `exec` is used for execute external programs.
+# The module `exec` is used for executing external programs.
#
# This module is useful only for `xlat`. To use it, put `exec` into
# the `instantiate` section. You can then do dynamic translation of
#
# ## Expiration Module
#
-# The `expiration` module is used for handles the `Expiration` attribute.
+# The `expiration` module manages the `Expiration` attribute.
#
# It should be included in the *end* of the `recv` section in order to
# handle user `Expiration`. It should also be included in the `instantiate`