Matthew Pritchard <wintermute24x7@icloud.com> writes:

> The mobile org manual says to create a directory (set
> org-mobile-directory “~/Dropbox/MobileOrg”)

That is not creating it so much as configuring org to use it.

> Can I create this directory with a simple command instead of a lisp
> command?

I am not sure if the directory has to exist or not.  Probably that's
because getting an error that it does not and running mkdir is not hard
and easily forgotten.