Hi,
I have a suggestion that might be a nonsense, but I'd like to write it anyway:
I see that every land upgrade increase the radius always of the same fixed amount. Since a level 100 land has a radius of 500m, every level is supposed to increase the radius of 5 meters.
In this way I see some problems even if considered negligible so far:
1- the land upgrades increase the area in different way. If the land is at low level an upgrade will have a little area increase, if the