Are there any blogs with articles about B2B leads?

Yes, there are blogs with articles on B2B leads. In Hubspot blog, in-depth research articles can be found. MarketingProfs provides strategic insights for B2B marketer on lead generations, content marketing, analytics, and much more. Moz Blog contains SEO lead generations for better search visibility to attract leads. There are also many more blogs with articles that contain information about B2B leads.