As from November 11th Google will launch a so called Shared Endorsements for products or services which will allow them to use your picture when displaying ads to your friends.
You may have noticed that Facebook ads a the location revealing your wheresbouts at the times you publish post. If you don't want other to know that, this is what you need to do.
A very useful Facebook debugger tool where you can check how your webpage looks like on Facebook when like button is pressed, without actually pressing the like button.
You wouldn't believe how easy it is to display all your saved passwords in Firefox browser, let me show you how to make your Firefox more secure, especially if you let others use your computer.
If you don't want Google to store your chat history and the Google chat history of the person you are chatting with, you can take the chat off the record and this is how you do that.
If you are a Skype user, it maybe disruptive for you that the program is shown in taskbar, although you don't need it at the moment. I will show you how to remove it from the taskbar.
If you use Google services such as Google Reader, Google Drive, YouTube, Contacts, Google+ Circles, Latitude, Picasa Web Albums and a few more, you can download all of your stuff to your computer.
You will learn how to install a Google Analytics plug-in to your Wordpress site and connect it to a Google Analytics account, so you can start tracking your web traffic.