For libraries, Tumblr is a free marketing tool—and depending on how much effort you want to put into crafting code or purchasing a theme, your Tumblr blog can look as professional as a your library’s website.
There are some specific steps you can take to attract an engaged readership (i.e. followers). It can be a slow first few months as you accumulate an audience and discover where you fit into the community, but the investment is worth it. Here’s a few guidelines to consider.