I get my pay around 11pm.
Works out pretty good for me.
In anycase i have aleady deviated from my "plan".
Instead i made around another 10k in attacks

My new updated info is
Hero at 121
Hero at 109
Hero at 90
Hero at 71
Hero at 5
Hero at 3
I have a Palace
Mobile Lab lvl 4(maxed)
Blacksmith lvl 3
Gaurd Forge(just cost me $4300)
Bomb Factory(just cost me $4500)
Siege Factory(just cost me $5800)
Training Center lvl 2(maxed)
Bank(maxed)
Oil Facility lvl 7(maxed)
Fuel Warehouse lvl 2
Hero Altar lvl 5
Barracks lvl2
Clinic(maxed)
Researched:
Offensive Battle Advisor - (maxed)
Stock Rise - lvl2 (maxed)
Payout - (maxed)
Fuel Demand - lvl2