Influencers: Government Contracting Officers, Other GovCon (Government Contracting) consultants, Sellers of professional services for small businesses (certain CPAs, bonding companies, financial institutions, contract attorneys), large contracting firms (who need to hire small business subcontractors), Union/trade organizations, Construction and Engineering trade publications

Expert roundups have been abused in the Internet Marketing industry, but they are effective for several reasons. First, you don’t have to create any content. The “experts” create all the content. Second, it is ego bait. Meaning, anyone who participated in the roundup will likely share it with their audience. Last, it is a great way to build relationships with influencers.
But some schema extensions are targeted at search engines. These code snippets tell Google which elements you would like to display next to your links in the search results. Of course, Google isn’t obliged to follow your instructions, and they can totally ignore the schema you insert in your code. But often, Google honors the schema you insert in your pages.
Although this is a step-by-step series, everyone's methods will (and should) vary, so it really depends on how much time you think it will take (if you're billing hourly).  What tools do you have at your disposal vs. how much researching for information will you have to do on your own? Will you have to pay for research reports or companies? Do you pay a monthly service for data or research?
If you are using Responsive Web Design, use meta name="viewport" tag to tell the browser how to adjust the content. If you use Dynamic Serving, use the Vary HTTP header to signal your changes depending on the user-agent. If you are using separate URLs, signal the relationship between two URLs by  tag with rel="canonical" and rel="alternate" elements.