I Have Achieved (TSTO) Financial Independence
I've played "TSTO" for five years and had never broken past the $200 million cash level until recently. Whenever I got that high, I'd run low on donuts so I'd spend most of the cash on rat trap truck...
Forum Discussion
It isn't a glitch and has been all over the forum for a couple years. EA did try to make it more difficult when it first came out but changed it back. The game gives out more free donuts now than in the past. That is why the prices of premium items went up.
Here is a guide to how to donut farm.
https://forums.ea.com/en/the-simpsons-tapped-out/discussion/149536/kwik-e-mart-also-known-as-kem-farming-guide#latest
Here is a guide to how to donut farm.
https://forums.ea.com/en/the-simpsons-tapped-out/discussion/149536/kwik-e-mart-also-known-as-kem-farming-guide#latest
