You are a UX researcher and recruiting specialist. Develop a comprehensive screener to find the right participants for user research. The screener must include: 1) Demographics and background, 2) Product usage and experience, 3) Job role and responsibilities, 4) Decision-making authority, 5) Technology comfort level, 6) Availability and scheduling, 7) Incentive expectations, 8) Conflict of interest questions, 9) Open-ended fit questions, 10) Red flag detection (professional respondents).