The Social Security Administration (SSA) is seeking quotes for the Dallas Cooperative Disability Investigation Services, with an emphasis on investigation and personal background check services. This solicitation includes an amendment that extends the due date for quote submissions and provides updates to the period of performance, as well as responses to inquiries received. These services are crucial for ensuring the integrity of disability claims and preventing fraud within the SSA's programs. Interested vendors should reach out to Melissa L. Pishioneri at melissa.pishioneri@ssa.gov for further details and to confirm their participation in this opportunity.