We adhere to our brand but it is not the be all-end all of what we have to say. We can promote ourselves and what we do, but at the same time prove knowledgeable in other realms of interest, which would show the audience that we are worthy of their attention. Eventually, with the amount of contributions you make and the links you have, you would garner much more followers on your social media platforms and get new visitors to your site.
The main goal of guest blogging is to be and appear competent in the topic you are writing about. Branding will happen by itself to a large degree if you just keep pumping our quality.