Google is now allowing users to block ads from a specific advertiser in search results after clicking and visiting the website.
Linking all of your AdWords accounts to Google Analytics
New feature from AdWords/Analytics announced today.
Starting today, you can now link multiple AdWords accounts to your Google Analytics account. The new data sources section in the Google Analytics account settings area makes it easy to use auto-tagging with multiple AdWords accounts and import your AdWords data into Google Analytics.