A way the server could run more smoothly with governmental jobs and tax's so when working for a governmental job (Pd, Delivery service, Medic, Roadcrew, Firefighter, Mayor-Secret Service)
Would be whenever any (Ingame) money is used such as when bought something from a petrol station or cars or...
maybe slightly cheaper upgrades for lower class vehicles such as the van i have which was 100k plus 150k to upgrade and still only reaches around 30-40 mph