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* This room must be [[Bureaucracy|researched]] before it can be used. <br> ''(Grounds Keeping)''
* Trees will be automatically bought as soon as the forestry is placed, and replacement trees will be bought continuously from then on. One tree is planted about every 12 squares, each costs $100, so depending on the size of the forestry you may want to hold off until you have sufficient capital.
* A reasonable place to assign a Forestry is the area between the inner and the outer fence of your prison, if it has such.