A Portable Document Format (PDF) is a file that looks like a printed document and is compatible across computer systems. Adobe Systems developed the .pdf format, which allows people to view, download, save, share, and print the file regardless of their computers’ operating systems or software. Business-to-business (B2B) promotions such as white papers and e-briefs are typically provided to prospects and customers in a PDF.

Combining Email Marketing with Other Types of Marketing
Whether you choose to do your marketing online or offline, one thing does not change. This is the concept that no single marketing strategy will be as effective as a combination of two or more marketing strategies.