<Li> Probate Resource Center - those without an attorney can consult volunteer attorneys about probate matters on Tuesday afternoons at the Probate Resource Center in Room 319 of Court Building A (515 Fifth Street, NW) </Li> <Li> Tax Division--Appeals and petitions for review of assessments made by the District of Columbia, as well as all proceedings brought by the District of Columbia for the imposition of criminal penalties pursuant to the provisions of the District of Columbia Code </Li> <Li> Family Court Social Services Division--This division supervises juveniles who are awaiting trial on juvenile charges or who are on probation after pleading or being found involved in a crime . </Li> <Li> Multi-Door Dispute Resolution Division--Mediation and alternative dispute resolution services for those with cases in court, as well as a Community Information Referral Program for disputes that have not yet resulted in a lawsuit being filed . </Li>

What are the two levels of the district of columbia court system