One way to begin but not the only way is to provide an example or anecdote illustrative of your topic area. References page An APA format reference page is easier to create than you probably think. The introduction will end with a brief overview of your study and, finally, your specific hypotheses.
Perceived and objective usability and visual appeal in a website domain with a less developed mental model. Some points to consider: Begin with a brief restatement of your main findings using words, not numbers.
There is not an easy way for companies to quantitatively analyze visual design decisions. Displaying where the original information came from is much easier than you think.