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[12:52:30 CDT(-0500)] <athena> that's an example of adding the login portlet to the guest layout as an available portlet, but not having it appear on the page anywhere unless it's called by going to /uPortal/p/login
[12:53:00 CDT(-0500)] <athena> so you can add portlets via adding "channel" elements to the header folder if you need to, and you only need to do that specifically for that one guest layout
[12:53:04 CDT(-0500)] <athena> it'll just work for any logged in user
[12:53:20 CDT(-0500)] <athena> after you re-import that you'll need to either clear the caches or restart tocmat