Since heading tags typically make text contained in them larger than normal text on the page, this is a visual cue to users that this text is important and could help them understand something about the type of content underneath the heading text. Multiple heading sizes used in order create a hierarchical structure for your content, making it easier for users to navigate through your document.
An essential part of any Internet marketing campaign is the analysis of data gathered from not just the campaign as a whole, but each piece of it as well. An analyst can chart how many people have visited the product website since its launch, how people are interacting with the campaign's social networking pages, and whether sales have been affected by the campaign (See also Marketing Data Analyst). This information will not only indicate whether the marketing campaign is working, but it is also valuable data to determine what to keep and what to avoid in the next campaign.
The development of digital marketing is inseparable from technology development. One of the key points in the start of was in 1971, where Ray Tomlinson sent the very first email and his technology set the platform to allow people to send and receive files through different machines.[8] However, the more recognisable period as being the start of Digital Marketing is 1990 as this was where the Archie search engine was created as an index for FTP sites. In the 1980s, the storage capacity of computer was already big enough to store huge volumes of customer information. Companies started choosing online techniques, such as database marketing, rather than limited list broker.[9] This kind of databases allowed companies to track customers' information more effectively, thus transforming the relationship between buyer and seller. However, the manual process was not so efficient.
With brands using the Internet space to reach their target customers; digital marketing has become a beneficial career option as well. At present, companies are more into hiring individuals familiar in implementing digital marketing strategies and this has led the stream to become a preferred choice amongst individuals inspiring institutes to come up and offer professional courses in Digital Marketing.
While ordinary users were not that interested in pages' scores, SEOs of a different caliber felt that this was a great opportunity to make a difference for their customers. This obsession of SEOs with PageRank made everyone feel that this ranking signal is more or less the only important one. In spite of the fact that pages with a lower PR score can beat those with a higher score! What did we receive then, as a result?

Page Rank