Template is one of the factor that attracts visitors to your website. if you have your blog like mine on blogspot then now you can get more and more free blogspot template from other website.This time you can see that blogspot has enhanced its capability of designing new templates. There are lot of other free websites as well where you can get free blogspot template.
if you go to this website you will find a lot of free templates.
what are the benefits of good template?
If you have a very good template then visitors stay on your blog for longer period of time. it gives a feeling to the visitors that writer of blog/ website is serious to it's content.
will it increase your pr?
if the number of visitors to your page increases daily and they keep visiting your blog again and again then your PR will go high and high.