I dunno whether you want to keep this in or not, but farming both bp and money is easy by getting the bp card and interest, and then aborting. Obviously it's boring and tedious, but it's still a tactic
Tip: You can negotiate a contract multiple times by negotiating, making a safe guess (e.g. less than 11 or more than 1), finalizing the negotiation, then negotiating again. It stops after a few times, but it's the best way of maximizing your wage
TIP: survive until last evolutionary stage (futuristic), slowly get all the top turrets (save up by buying turret then slowly upgrading; use only what you need unit wise) then let them do their work until you have enough for at least 2 super soldiers (save up for 5 or even more if you want to go overkill) then let them do their work and watch you foes building crumble
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