Look at the trend on Linkedin to image additions to profiles in the form of backgrounds and slidedecks. Reid Hoffman refers to slides a visual presentations and has condensed both his books into 180+ slide decks. It is no coincidence that Linkedin purchased Slideshare and encourages postings of work examples.
When the Wall Street Journal first started posting their articles on Pinterests they have few board categories and used their beyond boring grey logo for each post. They quickly read the tea leaves and started using images and photos to engage viewers and drive traffic to their website. Creative types with Etsy Stores leverage Pinterest boards to attract attention to their products and drive customers to their Estsy stores.
Professions can expand their digital footprints by setting up Pinterest boards for their website, blog, Quora postings, Each page from the website, or posting to the blog or Quora is then "pinned" to its respective Pinterest board. The images above are from my Pinterest boards for my websites and blogs. The catch is that each page and posting has one or more images embedded in it to use for the Pinterest pin.
Pinterest can be a free promotional billboard online to any small business or professional.