I there is a time when you want to hear your blog readers opinion you could do a survey with the help of a free online survey tool. If you never used one of these tools before I can tell you that it is very easy to use and helpful. It is a great way to let your visitors have a say and it can be very interesting to hear what they have to say about your blog. Maybe you are a musician and have a music blog with all the music that you have created. Now imagine if the visitors could vote on which song they like the most. That could be interesting to know. It is always a good thing to get feedback from your visitors and people like to participate. My blog has a lot more visitors now that I have implemented some basic voting options on my blog.