AJ Kohn at blindfiveyearold.com says

” If you’re a plumber and you have a great post about how to save money on your bath remodel don’t seek out other plumbing blogs. Instead, seek out life hacking or money saving blogs. You want to stand out as an expert on a topic that isn’t fully covered by that site. You’re more likely to build your brand that way instead of giving all that expertise to a competing site. “