If you work on the intersection of the fields, blog about the intersection. You’ll get less but more qualified leads. If you work on the union, I’d personally

If you work on the intersection of the fields, blog about the intersection. You’ll get less but more qualified leads. If you work on the union, I’d personally blog just about the fields that gets you more money, and then try to upsell the other services. Blogging about more than one seems the best way to waste as much time as you can to get a single lead. InterimCMO.co is an example of company that I know and is pretty successful in getting leads from blog posts (and now articles).