UserTesting Participants' Best Practices Video Kayleigh September 14, 2019 13:06 Updated Follow For more helpful videos follow us on Facebook. You'll also find contests, polls, and important updates. Related articles Longitudinal/Diary Testing Tips 3 Testing Tips You Should Know! How do I complete a tree test? How many tests can I expect to take? Mobile Testing Tips Comments 0 comments Article is closed for comments.