Once you have your goals, metrics, methods, and participants ready, you can conduct your testing and collect data from your users. To ensure that your testing is effective and ethical, it's important to prepare materials and tools such as test scenarios, tasks, questions, scripts, consent forms and other necessary documents. You must also test your tools and platforms before the testing session to make sure they are functioning properly and securely. Additionally, it is essential to communicate clearly and respectfully with your participants by explaining the purpose, process, and expectations of the testing. Furthermore, you should respect their privacy and confidentiality while avoiding any bias or influence on their responses. Lastly, you should record and document your data by capturing participants' actions, reactions, comments, and emotions using various methods such as audio, video, screen recording, eye tracking or analytics. Additionally, document observations, notes and insights during or after the testing session in a way that is easy to access and analyze.