If you see this icon 'A' next to a Hub above, it means that this Hub does not have a Summary written for it. Although this is an optional step, writing a Summary will help give your Hub additional visibility with certain Web services and search engines. On HubPages, we will also use this summary in listings of Hubs, such as the Hot, Best, and Latest lists (for these listings, if you do not enter a summary, we auto-generate one for you)
To write a Summary for a Hub, edit the Hub, and look for the gray box to the right that says reorder tags settings summary group. Click on summary, and write your Summary into the text box.
The best summaries are descriptive and about 2-3 sentences long.n,