From there, all you have to do is insert the following where you want the “Plus One” button to appear:
There are a few parameters you can read about for use with the plusone tag. Since I wanted to show the Plus One on pages where I’m showing multiple entries, I need to specify what URL I’m referring to for each instance of the Plus One. This is done easily enough by adding a HREF attribute to the plus one tag. So now the tag from above becomes something like this:
That’s about all there is to it. Plus One Away!