When social psychologists observe something in everyday life that is interesting, how is such information useful in research?

The answer is "it can stimulate researchers to develop a hypothesis and design studies to test it".

Social psychologists lead inquire about in light of the fact that it regularly reveals comes about that couldn't have been anticipated early. Putting our hunches under a consideration opens our plans to investigation. The scientific approach brings a ton of astonishment's, however it additionally causes us test our clarifications about conduct in a thorough way. It is critical for you to comprehend the exploration techniques utilized as a part of brain research with the goal that you can assess the legitimacy of the examination that you read about here, in different courses, and in your regular day to day existence. 

That would be true, but there is more than two kinds of them.