goal Identify your research goals strategy (validate idea) versus usability (validate product/feature) methods for strategy focused research include interviews and focus groups methods for usability focused research include usability tests method determines number of research participants
away” the profile you are targeting consider characteristics that reflect specific user personas/proto-personas create a relevant question for each criteria you identify screen out people who are involved with the product screen out employees of competitors
participant type What to do about no-shows schedule a convenient time for participants no-show rate is 11%* be generous say thank you have back up participants *http://www.nngroup.com/reports/how-to-recruit-participants-usability-studies/