If you are running an AdWords campaign for a website on a shared domains, then you'll want to be aware of a new policy for displaying those URLs in your ads. From now on, the ad must show more clearly the destination a user will be heading to should they click on your ad.
Let's say you have a blog at Blogspot. Perhaps you sell your handmade goods on there and you want to drive traffic. Your ad now needs to show the Blogspot name in the URL, like this:
instead of just
I've seen quite a few people choose a name for their Blogspot blog and then give their blog a different name. You may want to consider finding a name that's consistent to avoid confusion in your AdWords ads.