Originally Posted by
kooky panda
Same thing happened in Zoo Story, so I am assuming the same thing that GM posted there applies here for Pet Shop:
"Sorry that this is causing a lot of frustration, but this is expected to happen for at least the time being. As this game is still very new, we're still tweaking different numbers around to ensure that the gameplay balance and economy are set to levels that we're happy with. It may cause some temporary annoyances now, but it is for ensuring this game's continued quality down the road, for both new and existing players."