Google has made some changes to its Gmail service, upgrading six Gmail Labs experiments (like YouTube previews) to become standard Gmail features, while permanently dropping five others (including location-based signatures). Check out the list below to see what's become a regular part of your Gmail experience, and if any of your favorite Labs features are gone for good. Whenever possible, I've listed alternatives to those Gmail features that have been lost to the dustbin of history.

More: http://pcworld.com/article/190222/

............................................................................................