For mining, I usually start with M-I-O along the middle row. If I see too much demand for the output unit and a low supply, I add a second mining unit connected to the middle inventory unit, as in 2M-I-O. If there is too much supply, the inventory unit will top off. If I'm looking to stock inventory ...

Integrated retail space in apartment and commercial building is also very nice. Again it saves some land spaces in the late game. I use it to host my bank and insurance firms. The only thing that bothers me a little is that there no visual clue on the map that a building has a store. But it's a ...

For stores, if you're trying to maximize throughput (but offer fewer products), one Purchasing Unit can actually support multiple Sales Units . It used to be 1P:2S but as of Version 11, one Purchasing Unit can now supply 3(!) Sales Units.

Regardless of how you arrange it, one store (or one floor ...