Hit enter and an RSS feed for the page will open. This means you can keep track of anything you're hoping to buy—just create an RSS for the term and you'll see when someone posts it.

Most newsletter services provide an RSS feed—but if not, you can usually just make your own. Find existing RSS feeds for newsletters. Most of the major newsletter services—Substack, ...

The company behind the news app Flipboard just launched something called Surf, which is sort of like an RSS feed for the open social web.The app allows users to create feeds that pull from the ...