Also check out Top Marketing Blogs list for Top blogs on Marketing. (blog.feedspot.com)
Hopefully, these examples have encouraged you to look for ways you can write a book as a series of content marketing blog posts during 2013. (blog.publishedandprofitable.com)
But hey, it isn't impossible to manage... Especially when you have the right tools and informative digital marketing blogs like this one (see what I did there?). (littledragon.ca)