Buying station
Category: Miscellaneous
Price: $10,000
Daily upkeep: $5
In this buying station is possible buy foloowing materialwith 20% sales:
MANURE LIME FERTILIZER SEEDS MINERAL_FEED FORAGE PIGFOOD DIESEL WATER LIQUIDMANURE DIGESTATE SILAGE_ADDITIVE LIQUIDFERTILIZER HERBICIDE.
Also there are couple of configuration you can select different height and if you want version with pipe or without pipe to hang on a building.

Selling station
Category: Selling Points
Price: $10,000
Daily upkeep: $0
You can sell here everything what you need.