*''The water is too deep to plant the <item>.''
:Occurs when trying to plant a crop on a tile in which the northwest corner of that tile is more than 0 dirts below the water table.
*''You are not skilled enough to build in such steep slopes.''
:Occurs when trying to build a fence on a tile border in which the slope is to high for your skill. The max slope you can build on is (3*√skill)+10.
==Characteristics trained==
See: [[Characteristics]]