The kind of content you create depends on your audience's needs at different stages in the buyer's journey. You should start by creating buyer personas (use these free templates, or try makemypersona.com) to identify what your audience's goals and challenges are in relation to your business. On a basic level, your online content should aim to help them meet these goals, and overcome their challenges.
For example, to implement PPC using Google AdWords, you'll bid against other companies in your industry to appear at the top of Google's search results for keywords associated with your business. Depending on the competitiveness of the keyword, this can be reasonably affordable, or extremely expensive, which is why it's a good idea to focus building your organic reach, too.
I started my first blog to avoid getting a job. I’m completely serious. I was coming to the end of my undergraduate degree in international affairs and the thought of getting a job at the state department or in journalism sounded like a horrible idea. So I learned how to start a blog and built one on international affairs with the hopes of eventually monetizing it and supporting myself. That didn’t really work out as…
In some contexts, the term SEM is used exclusively to mean pay per click advertising, particularly in the commercial advertising and marketing communities which have a vested interest in this narrow definition. Such usage excludes the wider search marketing community that is engaged in other forms of SEM such as search engine optimization and search retargeting.
This refers to your ability to rank for certain keywords. For instance, say you sell shoes online, you will need to optimize your site, backlinks, website speed and much more so that you can “rank” high for certain keywords that are highly relevant to your business. Relevant keywords may include “buy shoes,” “shoe sale,” “where to buy shoes,” and so on. Once you can rank high (top page) for these keywords, you will enjoy an increase in traffic and business as a result.