Captains as managers of a brigade should set the example not the other way around.
Next time you have a brigade meeting drag out the SOP's and COSO's and read out the relevant sections starting with SOP 2.1 the minimum response to an incident is in a 24 appliance or larger,or 2 x 14 or QAV's(Not your private vehicle)
Next see Operational Management Guidelines Section 48 Receiving and Responding to Incident Calls-When responding appliances Minimum 4 personnel for Type 24 appliances and greater.
Ensure all responding firefighters wear appropriate level of PPE and equipment when boarding appliances. So start reading Captains