Specifications include, but are not limited to: Maricopa County Department of Public Health (MCDPH) is seeking a Contractor to conduct a series of focus groups and key informant interviews with community members who are a part of a vulnerable sub-population of people with opioid use disorder. This may include people who engage in sex work, people experiencing homelessness, people who identify as LGBTQ, and women of child-bearing age. Interviews should be conducted with people who identify as a member of one these vulnerable groups, family members of these individuals, and local organizations who work with these populations (advocacy groups, groups that provide services, law enforcement agencies, subject matter experts, etc.).