On your public-facing website use the XML Sitemap and Robots.txt file to optimize your website for Internet search engines.
When using Device Channels on your website set the Vary: User-Agent response header to let Internet search engines know that different HTML is rendered to different browsers.
When working with Managed Navigation check the ‘Hide physical URLs from search’ checkbox for all pages.
If you are using Friendly URLs in your website you must use Content Search Web Part to build content aggregations.
SharePoint 2013 offers new capabilities for publishing web content to multiple channels. While configuring it on your website isn’t that complex, planning for it upfront will save you time and rework afterwards. This article describes steps and considerations that you need to take to ensure that you will be able to publish your web content to multiple channels.