Requests must be notarized, state the statutory basis for removal, and confirm the individual's eligibility for the exemption. Submit a Service Request.The 311 Contact Center provides a simple and convenient way to get information on local government services. Why do dispatchers ask so many questions? Complete school name and school district (Miami-Dade County Public Schools) at top of page. Why do dispatchers ask so many questions? Your Initial Housing Authority may also mail in the initial port in packet to PO BOX 521750 Miami FL 33152. Several types of relief to seal or expunge criminal history records are available. Section 24.49 of the Miami-Dade County Code mandate for the protection of tree's and forests. Students enrolling in school for the first time or transferring into Miami-Dade County Public.