Public relations research is used to monitor, track, measure, assess and evaluate PR actions. There are formal and informal research methods, and different levels of measurement including nominal, ordinal, interval and ratio scales. Ethics require participants' informed consent, right to withdraw, confidentiality and avoidance of harm. Social media networks can be used for research and communication, best understood through experience like activities and interacting with others. Proofreading is important for group research projects to ensure quality and accuracy.