Search engine optimization (SEO) and search engine marketing (SEM) are two terms you might hear bandied about if you work in marketing or advertising, but what do they mean?

Many business owners don’t realize just how vital search engine optimization (SEO) is to their website and how it affects the number of visitors they get from Google, Bing, Yahoo, etc. For example, if your website isn’t optimized for the keywords people are searching for on those search engines, it’s unlikely that you’ll appear in search results on them at all.

What does it mean to be human? Is it about having emotions? Do the relationships we form make us special? Or is humanity just a program that can be emulated?