It would appear I have stumbled upon a new Google Base feature or test feature. Today when I logged into my dashboard to check my feeds status i was face with this (fig 1). Google Base stating ‘We have 3 questions about your items‘ for one of my feeds. Clicking the link on this new message lead me to the introduction page (fig 2) which has a very interesting message.

Help us understand your items

Google Base has automatically added descriptive attributes to you items by analysing their titles and descriptions. These additional attributes improve the quality of your items and help searchers find them more easily.

In some cases, we may need you help to understand your items and successfully add attributes to them. For example if an item has a brand name that we have not seen before, we may ask you to confirm this is, in fact, a brand name.

The interesting part being the automatic adding of attributes to you items by Google Base. So this means Google Base is a bit more smarter than it seems, analyzing your items and data and creating it own custom attributes for you. The 3 questions I encountered where all surrounding brand names (like in fig 3). Once you complete the questions the message and all evidence of the questions disappear. So it was handy i took screen shots as i went