Some thing not really minor (this first one was totally overlooked) and that is the air light truck the mobile air should be able to carry the light tower equipment (four examples LA (City and County) Ventura County and SMFR
2 add a off road rescue vehicle for EMS stations and expansion (these are used to remove victims from areas that normal ambulances can’t reach and would go great for making some calls more realistic
3 add a vent fan it’s odd the some servers have gotten this and the US server has not