Tagging and pinging are good methods to get free website traffic.
About pinging we have already posted, now let us talk about tagging.

Tag is a related keyword associated with your post on the blog.
As you know, search engines work with keywords, same is that social networking sites work with tags.

so if you have updated the blog, which contains the information about website traffic like this blog is.
You will add a tags with keywords like Website, traffic, tactics…

Every big social networking site online has its own tagging system, so you have to add tag specifically for each service.

I suggest you to ad Technorati tags at least. You can do this job done automatically for your every post on the blog using many plugins available there to do add tags.

Tags are definitely a great source of new free website traffic so please tag your content always.