Hiring Practices

We have a school district public library board considering requiring background checks for new employees.

My questions involve background checks for potential new employees, fingerprinting, developing policies, procedures, and best practices.

Is it possible for a municipal library and an association library to share one employee?

We are considering pre-employment background checks. What should we know when instituting this process?

We are thinking of bringing on a 1099 contractor. What should we be aware of?