Never set this variable globally using `setq', because then it
will apply to all future agenda commands. Instead, bind it with
-`let' to scope it dynamically into the the agenda-constructing
+`let' to scope it dynamically into the agenda-constructing
command. A good way to set it is through options in
`org-agenda-custom-commands'. For a more flexible (though
somewhat less efficient) way of determining what is included in