Anonymous
11 years agoFast money
i did this yesterday and got a ton of money. First upgrade your factories while you have the population to do it. Then tear down all your residential buildings and start over. Upgrades are cheap an...
@d3llun wrote:
Residential upgrades depend on your level and the materials you have unlocked.
Not really, Dellun. I was lvl 26, with over 150k pop, when I buldoze all my residencial buildings. Upgrades went to the inicial requirements (nails, steel.....)
Therefore, I'd say it is based on how many residencial plots you have built.