This week I'm launching a regular blog feature called "New and Improved on the Social Web." In this regular roundup, I'll be highlighting some of the latest changes and iterations to social media platforms, apps and tools, and commenting on their implications. This roundup includes an overview of delicious' new Stacks feature for creating shareable curated bookmarks around a topic, and two important changes to Facebook's pages, open commenting feature and new Facebook Insights.

Recent research on Facebook fan activity from Lithium and comScore offer three big takeaways for organizations that manage Facebook fan Pages. Lithium's research offers relevant benchmarks on how fans like to interact with a Page, how often, and how deeply. comScore's data illustrates where fans interact with fan Page content, how Pages can reach more fans, the role of friends of Fans, and how likely Fans are to visit the organization's website and use its services or purchase products.

How can a new brand or organization use the power of Facebook to attract new fans and and customers? If you don't have a large fan base, here are 10 ideas for attracting new fans within Facebook to your new page.

Wonder what it takes to create a dynamic and growing Facebook Fan Page? The California State Parks Foundation's fan page grew from 517 fans to over 45,000 in a few short months. In this guest post, Brenna Holmes, of Adams Hussey and Associates, shares the multi-channel effort that created the Fan Page's growth and how they worked to save the California state parks.

Ever wondered how some businesses attract over 1,000 fans to their Facebook Pages, and others don't? A new research study paints a picture of exactly how Pages grow and become popular. This post highlights findings from the research, their implications, and suggested strategies to attract fans to your Facebook Page.