A great way of adding some interactivity to a blog for your readers is that of asking poll questions. There are plenty of poll making sites out there, and even Blogger itself has it's own simple poll gadget. However if you're serious about your polls then you really need to check out PollDaddy. It's probably the de-facto standard of Polls around the blogsphere and some of the largest blogs on the net use it ... and best of all, it's free!So lets take a quick look at Polldaddy and what you can do.