You need these only if you want to spawn vehicles manually for testing, admin stuff or whatever.

85chevyStepVanButchers, 85chevyStepVanLibrary, 85chevyStepVanPropane, 85chevyStepVanFlorist, 85chevyStepVanMasonry, 85chevyStepVanBlacksmith, 85chevyStepVanSeHospitality, 85chevyStepVanDelirosPlonkies, 85chevyStepVanTheCompleteRepair, 85chevyStepVanSePaintingServices, 85chevyStepVanLvAirportCatering, 85chevyStepVanPostal, 85chevyStepVanUsLogistics, 85chevyStepVanMarineBites, 85chevyStepVanRandys, 85chevyStepVanLvMotorshop, 85chevyStepVanGenuine, 85chevyStepVanHerald, 85chevyStepVanScarletOak, 85chevyStepVanJorgensen, 85chevyStepVanSmartCut, 85chevyStepVanTimelessGlass, 85chevyStepVanZippeeMarket, 85chevyStepVanCitrusWave, 85chevyStepVanMrHuangsLaundry, 85chevyStepVanSunBallz