I have configured nnmaildir to use ~/Mail directory. I have created softlinks in the ~/Mail
directory to selected maildir folders in ~/Maildir
(tree of maildir directories)'
e.g. ~/Mail/XX-YY
-> ~/Maildir/XX/YY
'(gnus-secondary-select-methods
(quote
((nnmaildir "" (directory "~/Mail")))))
https://www.gnu.org/software/emacs/manual/html_node/gnus/Maildir.html
Virtual server settings:
directory
For each of your nnmaildir servers (it’s very unlikely that you’d need more than one), you need to create a directory and populate it with maildirs or symlinks to maildirs [...]