Update: there is now a more up-to-date and expanded version of this article for 2016. Please visit SEO Basics: 22 essentials you need for optimising your site. Basic search engine optimization (SEO) ...

Optimization is the scientific management of controllable operating/operational parameters to maximize productivity, profitability, and performance, within the imposed internal/external constraints.

One thing annoys me about conversion rate optimization. Want to hear what it is? It’s the idea that there’s a “hack,” “tweak,” or “fix” that will always and forever improve your conversion rates. Well ...

Are your site tasks simple? Is your content easy to read? Are your forms easy to work with? Does your design guide visitors to a goal? Learn how to answer these and many more questions as you journey ...

An objective function which we want to minimize or maximize. For instance, in a manufacturing process, we might want to maximize the profit or minimize the cost. In fitting experimental data to a user ...