> "Blogging mistake #1: Not prominently linking to your main site
> Blogging mistake #2: Not integrating with social properties
> Blogging mistake #3: Making it harder to subscribe to, and regularly follow, your blog
> Blogging mistake #4: Only blogging about product announcements
> Blogging mistake #5: Hiding what your product is about"
Agree in part to these but blogging and social media are overplayed. Building and integrating all these elements, and building a sufficient & quality following is tough work.
These tips certainly point novices in the right direction, but even doing these well doesn't mean you will succeed - at blogging or at your startup.