You can use this macro to create URLs for mobile phone users, etc., that will automatically select an appropriate layout when accessed.
Create a page in a public space and give it a short title, for example: "Mobiles".
If you want a short URL for the page, ideal for sending in a SMS message, use the Tiny URL shown on the page information view or alternatively put the page-info macro on the page to display it:
{page-info:tinyurl}
Latch the desired layout (eg. a layout with id "mobile" that's designed for small screen mobile phones) with the following:
{use-layout:mobile|latch=true}
You can display a welcome message on that page or alternatively redirect to another page using the redirect macro: