Great new presentations on social media are coming out almost daily, now that we’re deep into conference season, and many are directed specifically to the needs of non-profits. If you’ve been thinking of launching or expanding your organization in social media, Slideshare is a good starting point for information and advice. But it can be time-consuming to pick through a wide range of slideshows to find those that are up-to-date, actionable, and appropriate to nonprofits.

Here’s a hand-picked selection of presentations to get you started…

Link: Social Media for Non-Profits: 26 Great Slideshare Presentations You Can Use

You can write a headline in an infinite number of ways. However, certain types of headlines have proven themselves repeatedly for many years. By following the “formula” of these headlines, you can give yourself an edge when you are serious about persuading someone to read and respond to your copy.

The following 9 headline formulas are some of the easiest to write and the most powerful. When it comes time to write a headline, try one of these first. At the very least, this can give you a creative jumping off point to write a headline that works.

Link: Proven Headline Formulas That Sell Like Crazy

Every website has to perform maintenance at some point or another. Whether it’s just to upgrade a portion of the site or because of some problem with the site, it’s an inevitable fact of website ownership. And in many cases, maintenance requires taking your site offline for at least a few minutes.

So what should you do if your site is going to be down for maintenance? You don’t want users coming to a 404 or other error page. And hopefully you’d like to encourage them to come back to your site sooner rather than later, right? If that’s the case, you’ll need to build a custom maintenance page. Below we present a list of best practices to building effective maintenance pages that will help keep your visitors, whether new or returning, happy.

Link: Effective Maintenance Pages: Examples and Best Practices

Precise communication in a handful of words? The editors at BBC News achieve it every day, offering remarkable headline usability.

Link: World’s Best Headlines: BBC News