I'm noticing a trend with SaaS websites that I love and want to see more of. People are creating landing pages for new feature releases, target audiences and also different ways to describe their product. It's a great tactic for getting incremental sign ups from curation websites like Growth Hackers, Product Hunt, HackerNews and others. It's also good for SEO and paid acquisition. I wrote a bit about it in a blog post titled, "It’s easier than ever to acquire customers for your SaaS business". Here are links to some of my favorite landing page examples of this tactic: 1, 2, 3, 4, 5, 6, 7, 8, 9.