We all use Google - as a search engine, maybe for our email, browsing YouTube and more. Google's new privacy policy,which goes into effect today (3/1/12), will permit Google to do more with the information it has already been collecting across its services. Google will be able to complete a more comprehensive portrait of you by accumulating data from a greater number of Google services. YouTube, Gmail, Blogger, Google TV, Google+ and Web History. The more Google knows about you, the more marketing can be targeted to you.
Want to learn more, read this Huffington Post article: Google Privacy Policy Changing For Everyone: So What's Really Going To Happen? by Bianca Bosker.
If you are interested, here are directions on how to turn off Google settings that record your search history when you are logged in from the Washington Post website Google privacy policy changes March 1: How to clear your search history, account information by Hayley Tsukayama, published: February 29
"Users can turn off the setting that allows Google to record their search history. To get to this menu, go to www.google.com/history or head to the “Account Settings” menu from the top navigation bar you see when signed in to your Google account. Scroll down to the “Services” section. From here, you can pause, edit or remove all Web History. On some accounts, you can also go to the “Products” section of your account settings and click the “Edit” link next to “Your Products.”"