Administrative ChoicesReferee / UmpireWhistle (same for both)Jacket (both or neither)RulesRecent Changes and InterpretationsSpecial League Rules or ModificationsPre-Game ConferencesJump/Held BallMechanics of jump ball (start of game)Alternating Possession mechanicsCourt CoverageFront Court Offence (six zones—on/off ball)Traps (right hand side)PressFast Breaks (three lanes)ReboundingThree Point ShotFoul MechanicsCommunication with PartnerDouble WhistleFreezingSwitchTechnical Fouls (administration)Free Throw MechanicsThrow-in MechanicsFront CourtBack CourtCommunication (“thumbs up”)Right Hand System (when to use)Help on Out of Bounds ViolationsUnusual Switches (optional)OB on Lead sideline (front court)Backcourt Violation (trail side)Substitution MechanicsTime Out MechanicsAcknowledge, During Time Out, Resuming PlayLast Two Minutes of Game (advancing ball)Media Time Outs (if applic.)Injured PlayerInterference With Ball or Basket (Goaltending)Offence, Defence, Free ThrowsShot ClockShot near the end of a periodOvertime ProceduresEnd of Game ProceduresMisc. ConcernsBlock / Charge / ScreeningFouls in Special Situations (multiple penalties)Bench and Player DecorumEjections—procedures requiredEquipment Check: Lanyard, two whistles, jacket, no jewelry