Ever wonder why people use "#" in their tweets on Twitter? Do you want to know what a specific hash tag like #surnames or #brickwall means? Learn how to use hash tags and then leverage their power through searching and analytics.

Is this just another mis-step by Facebook? Or is it another attempt at holding on to user content even after they've left this earth? One person's recent experience with trying to remove her brother's home page and delete his account turned into a nightmare.

Did you ever wonder why you might want to shorten your URLs when posting comments, or creating your own blog post? Most people think URL trimming is for Twitter (with its 140 character limit) but did you know you can track the number of hits for your links and more with these URL shortening services?

For years I've wanted to have my DNA results available to use alongside my genealogy research. Here is Part One of a review of the YDNA kit from familybuilder.com where I describe the components, the process, the pluses and the minuses.