Regular readers of this blog know that I post information on the Search Marketing Now webcasts. I am not affiliated with SMN in anyway, but I do appreciate FREE marketing resources.
The Search Marketing Now website is a great source of information about search engine marketing as well as the repository of past webcasts.
Download the free eBook,"Search Marketing on the Mobile Web," an overview of the mobile market, plus tips and tactics for mobile SEO and PPC.
Download free white papers, such as the B2B Social Media Benchmarking Study by Business.com. This paper conveys how business-to-business companies are using social media to increase website traffic, build B2B brands, and engage business buyers.